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Sports Glossary
Learn the language of your game — answer-first definitions across every SwingVantage sport, each with a real example. Free to explore.
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58 terms
- ArcBeginnerThe arc is the high, looping flight path a legal slow-pitch delivery must follow. USA Softball requires a peak between 6 and 12 feet. USSSA instead requires at least 3 feet of arc above the release point and caps height at 10 feet above the ground. Hitters time their swing to the ball's descent, not its rise.Slow-Pitch Softball
- Arc Height RegulationBeginnerArc height regulation defines the required minimum and maximum height a slow-pitch delivery must reach — usually 6 to 12 feet — to be called a legal pitch.Slow-Pitch Softball
- Backing Up a ThrowBeginnerBacking up a throw means a defender not directly in the play moves behind the receiving fielder. The goal is to stop an overthrow from becoming extra bases.Slow-Pitch Softball
- Bad HopBeginnerA bad hop is a ground ball that bounces unpredictably off a seam, rock, or divot in the infield. It changes direction or height at the last instant.Slow-Pitch Softball
- Ball Flight Off the BatBeginnerBall flight off the bat is the mix of exit speed, launch angle, and spin. Together they decide if a ball is a line drive, grounder, fly ball, or pop-up.Slow-Pitch Softball
- Ball SpecificationsBeginnerStandard slow-pitch softball specifications call for a 12-inch circumference ball with a defined COR and compression rating. Men's and co-ed leagues commonly use a 12-inch ball; some senior and mixed leagues use an 11-inch ball.Slow-Pitch Softball
- Bat CertificationBeginnerBat certification is official approval from a sanctioning body (ASA/USA Softball, USSSA, NSA, ISA, etc.) confirming a bat meets performance and safety standards for league play.Slow-Pitch Softball
- Bat LengthBeginnerBat length is measured in inches from knob to end cap. Most adult slow-pitch bats run 34 inches; a longer bat adds reach and potential leverage but is harder to control.Slow-Pitch Softball
- Bat Weight / DropBeginnerBat weight is measured in ounces. The "drop" is the difference between length (inches) and weight (ounces) — a 34-inch, 26-ounce bat is a drop -8. Most adult slow-pitch bats weigh 26–28 ounces.Slow-Pitch Softball
- Batting GlovesBeginnerBatting gloves are thin gloves worn on one or both hands for hitting. They improve grip, reduce vibration, and protect against blisters during long sessions.Slow-Pitch Softball
- Check Swing (Slow-Pitch)BeginnerA check swing is when a hitter starts a swing but stops the bat short. Umpires judge whether the bat crossed the plate's plane or the wrists rolled over.Slow-Pitch Softball
- Chopping Down on the BallBeginnerChopping down on the ball is an exaggerated, near-vertical bat path. It hacks down instead of rotating, usually giving weak, high-bouncing grounders.Slow-Pitch Softball
- Coed Rules (Modified Slow-Pitch)BeginnerCoed rules adapt slow-pitch softball for mixed-gender rosters. They often cover batting order, lineup balance, and who may field certain balls.Slow-Pitch Softball
- Contact PointBeginnerThe contact point is where the bat meets the ball relative to your body. In slow pitch it sits out in front of the plate, letting the barrel travel slightly upward to match the ball's descending arc rather than hitting under or over it.Slow-Pitch Softball
- Courtesy RunnerBeginnerA courtesy runner is a substitute allowed to run the bases for a player who reaches base but is unable to run. That player stays in the game; common reasons include injury, age-based recreational-league eligibility, or a pitcher/catcher who needs rest between innings.Slow-Pitch Softball
- Extra Player (EP) RuleBeginnerThe extra player (EP) rule lets a slow-pitch team bat more players than it fields. Only ten, or the league's standard number, play defense at a time.Slow-Pitch Softball
- Fence DistanceBeginnerFence distance is the measured distance from home plate to the outfield fence. Standard slow-pitch fields run 275–315 feet down the lines and 275–325 feet to center, though recreational parks vary widely.Slow-Pitch Softball
- Field Dimensions (Slow-Pitch)BeginnerSlow-pitch field dimensions cover base paths (commonly 65 feet), pitching distance, and fence distance, which vary by league and division.Slow-Pitch Softball
- Follow-ThroughBeginnerThe follow-through continues the swing after contact. The bat completes its arc, the arms extend fully, and the body finishes balanced and weight-forward.Slow-Pitch Softball
- Footwear / CleatsBeginnerCleats provide traction on dirt and grass fields. Metal cleats are often restricted in recreational slow-pitch leagues; molded rubber or plastic cleats are the standard for safety and field preservation.Slow-Pitch Softball
- Force PlayBeginnerA force play is an out recorded by a fielder simply touching the base ahead of a runner who is required to advance. No tag is needed, because the runner has to advance to make room for the batter-runner or a trailing runner.Slow-Pitch Softball
- Glove – Slow-PitchBeginnerA slow-pitch softball glove is sized for the larger 12-inch ball — usually 12 to 13.5 inches for infielders, up to 14 inches for outfielders — with a deeper, wider pocket than a baseball glove.Slow-Pitch Softball
- Home Run LimitBeginnerA home run limit is a per-game cap on how many over-the-fence hits a team may count as home runs. Additional fence-clearing hits are called back as outs or singles. The rule exists to keep games competitive when hot equipment makes fence shots routine.Slow-Pitch Softball
- Illegal Bat ListBeginnerAn illegal bat list names bat models that a softball association has removed from legal play. Testing may show that a listed bat exceeds the allowed performance limit.Slow-Pitch Softball
- Illegal PitchBeginnerAn illegal pitch is any delivery that violates the rules. Most commonly, it is a pitch outside the legal arc window, a spin-thrown ball, or a release from an illegal position.Slow-Pitch Softball
- Inside vs Outside PitchBeginnerAn inside pitch crosses the inner half of the plate, nearest the hitter; an outside pitch crosses the outer half, away from the hitter. Each requires a different contact point and field direction.Slow-Pitch Softball
- ISA League FormatBeginnerISA (Independent Softball Association) is a regional or specialty slow-pitch sanctioning body. Teams must check its own bat list and rules separately.Slow-Pitch Softball
- Legal DeliveryBeginnerA legal delivery in slow-pitch softball is a pitch that is released underhand with a smooth, continuous motion and arrives within the required arc height — usually between 6 and 12 feet — over the plate.Slow-Pitch Softball
- LoadBeginnerThe load is the backward weight shift and hand coil that sets the hitter in a ready, wound-up position before initiating the swing. In slow pitch, the load must happen early and hold while the long-arcing ball descends.Slow-Pitch Softball
- Mercy RuleBeginnerThe mercy rule is the informal name for the run rule. The rule that ends a game early when the scoring gap becomes too large to be competitive, protecting player safety and league scheduling.Slow-Pitch Softball
- One-and-One Count (Slow-Pitch)BeginnerThe one-and-one count is a common slow-pitch rule variation where every at-bat starts 1-1, not 0-0. It shortens at-bats to keep games moving.Slow-Pitch Softball
- Pitch SpeedBeginnerPitch speed in slow-pitch softball is how fast the ball travels from the pitcher to the plate, usually 25–35 mph. Many leagues impose a maximum speed limit to maintain the recreational character of the game.Slow-Pitch Softball
- Pitch TrackingBeginnerPitch tracking is following the slow-pitch ball with your eyes from release, through its peak, to contact. It is the key to timing a steeply falling ball.Slow-Pitch Softball
- Pitching DistanceBeginnerPitching distance is the measured distance from the pitching rubber to home plate. In slow-pitch softball it is commonly 50 feet. Some youth divisions use 46 feet, and USSSA also allows the pitcher to release from up to 6 feet behind the pitcher's plate.Slow-Pitch Softball
- Pitching RubberBeginnerThe pitching rubber is the white rubber slab on the pitcher's mound from which the pitcher must begin and complete a legal delivery. Leaving or dragging off the rubber incorrectly results in an illegal pitch.Slow-Pitch Softball
- Plate CoverageBeginnerPlate coverage is the hitter's ability to make solid contact on pitches across the entire width of the strike zone — inside, middle, and outside — without giving any quadrant away to the pitcher.Slow-Pitch Softball
- Pop-Up (Slow-Pitch)BeginnerA pop-up is a weak hit with a very steep launch angle. It usually comes from hitting well below center with a bat path steeper than the pitch's descent.Slow-Pitch Softball
- Pop-Up Priority CallBeginnerThe pop-up priority call is the pre-agreed rule for who has the right of way on a shallow fly ball that two or more defenders could reach — generally the outfielder coming in over an infielder going back, and whoever calls first and loudest overriding both.Slow-Pitch Softball
- Pull HittingBeginnerPull hitting is driving the ball to the side of the field that matches your dominant hand — left field for a right-handed batter. It produces power but is the easiest tendency for defenses to shift against.Slow-Pitch Softball
- Reading Pitch HeightBeginnerReading pitch height is judging early how high a pitch will peak: low legal, mid-range, or high. It lets a hitter set timing and bat path in advance.Slow-Pitch Softball
- Ready Position (Slow-Pitch Fielding)BeginnerReady position is the balanced, athletic stance a fielder takes just before the pitch. It allows an immediate first step in any direction.Slow-Pitch Softball
- Recreational League EtiquetteBeginnerRec-league etiquette is the unwritten, participation-first code that keeps casual slow-pitch softball fun, from fair playing time to respect for umpires.Slow-Pitch Softball
- Rollover (Slow-Pitch)BeginnerA rollover is a weak grounder, usually to the pull side. The top hand and wrists roll over the bottom hand at or before contact, not after extension.Slow-Pitch Softball
- Run RuleBeginnerThe run rule ends a game early when one team leads by a set number of runs after a minimum number of innings. Also called the mercy rule, it is usually 15 runs after 3 innings or 10 runs after 5 innings.Slow-Pitch Softball
- Rushing the SwingBeginnerRushing the swing is loading and swinging faster than the pitch needs, usually from anxiety or a faster-pitch habit. It leads to early, off-balance contact.Slow-Pitch Softball
- Short Fielder (Rover)BeginnerThe short fielder, or rover, is slow-pitch softball's 10th defensive player. As a fourth outfielder or extra infielder, they fill gaps the arc creates.Slow-Pitch Softball
- Sportsmanship RuleBeginnerA sportsmanship rule is a formal league policy, unlike unwritten etiquette. It lets officials eject players, forfeit games, or suspend teams for bad conduct.Slow-Pitch Softball
- Strike Zone – Slow-PitchBeginnerThe slow-pitch strike zone (USA Softball) is the space over home plate between the batter's back shoulder and front knee. A strike is a legal, properly arced pitch that passes through that zone in flight. Mat-play leagues instead call strikes on pitches that land on the plate or strike mat.Slow-Pitch Softball
- Sweet Spot Contact (Slow-Pitch)BeginnerSweet spot contact is meeting the ball at the bat's best vibration node, several inches from the barrel end. It transfers the most energy with the least sting.Slow-Pitch Softball
- Tag PlayBeginnerA tag play requires a fielder to touch a runner with the ball, or a glove securely holding it, while the runner is off base. Used when no force is in effect, it is common on run-downs, on runners trying for an extra base, and on any runner not forced to advance.Slow-Pitch Softball
- Time Limit RuleBeginnerA time limit rule sets a maximum game duration, after which no new inning starts. In recreational slow pitch it is commonly 50 to 70 minutes, keeping league schedules on track across multiple fields and multiple games per night.Slow-Pitch Softball
- Timing the ArcBeginnerTiming the arc is tracking a slow-pitch delivery from release through its descent. The swing starts so the barrel arrives just as the ball reaches the zone.Slow-Pitch Softball
- Topped BallBeginnerA topped ball is contact on the ball's upper half instead of at or near its center. It drives the ball sharply into the ground, however hard the swing.Slow-Pitch Softball
- Two-Hand FinishBeginnerA two-hand finish keeps both hands on the bat well past contact. Hitters and coaches favor it for control and consistent barrel direction through extension.Slow-Pitch Softball
- Under-the-Ball ContactBeginnerUnder-the-ball contact is the opposite of topping: the bat meets the ball's lower half. It launches steeply into a pop-up or weak fly instead of a line drive.Slow-Pitch Softball
- USA Softball (ASA) League FormatBeginnerUSA Softball, formerly the Amateur Softball Association (ASA), publishes a softball rule book and approved-bat list. Leagues may adopt its rules for local and championship play.Slow-Pitch Softball
- USSSA League FormatBeginnerThe United States Specialty Sports Association (USSSA) runs slow-pitch leagues and tournaments. It uses its own bat rules, team levels, and tournament format.Slow-Pitch Softball
- Weak GrounderBeginnerA weak grounder is a ground ball with little exit speed. It stems from off-center contact, an off-balance swing, or contact too far out front or too deep.Slow-Pitch Softball
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