Running Slap
Also known as: slap and run, run-and-slap
A running slap is a full-speed slap where the hitter is already moving toward first at contact. The swing becomes the first strides of a sprint.
The running slap is the most aggressive version of the slap approach. The crossover is not a controlled step-and-plant sequence. Instead, it becomes the opening strides of a dead sprint to first base, with contact happening while the hitter is already moving at speed. This maximizes the chance of beating out a slapped ground ball. By the time the ball is fielded, the slapper is often two or three steps closer to first than a stationary hitter would be.
The tradeoff is bat control. Hitting a moving target while running full speed is far harder than hitting from a controlled crossover. So the running slap works best on pitches the hitter can identify early. The goal is to place the ball with a short, compact swing rather than trying to drive it. It is usually reserved for slappers with elite speed, where even a mishit chopper has a real chance of becoming a base hit.
Reserve the running slap for pitches you can identify and place early — trying to also drive the ball while sprinting compounds difficulty for little gain.
Example
The slapper reads a fastball middle-in early, chops down on it while already sprinting toward first, and beats the throw on a high-bounced ball to short.
Why it matters
A running slap only pays off if the hitter's speed is elite enough to turn weak contact into a base hit. Without that speed, it just trades away bat control for no real advantage. Time your home-to-first runs with a stopwatch; Motion Lab does not time the run or judge contact quality.
How it shows up on video
Look for forward body lean and full sprint mechanics already engaged at the moment of contact, rather than a balanced, stationary contact position. The swing happens almost incidentally within the sprint.
Common mistakes
- Attempting a running slap without the raw speed to make the tradeoff in bat control worthwhile
- Trying to drive the ball for power while running full speed, producing poor contact quality
- Losing sight of the pitch because the head is turning toward first base too early
In SwingVantage Motion Lab
Motion Lab's slap-hit motion reads your body lean and stride from pose around its estimated contact point. This shows whether you are already sprinting when you make contact.
Frequently asked questions
What makes a running slap different from a normal slap?
In a running slap, the hitter is already at or near full sprint speed at contact. A standard slap approach, by contrast, reaches a controlled, balanced position before swinging.
Does a running slap work for every slapper?
No. It is best suited to hitters with elite straight-line speed, since the tradeoff in bat control only pays off if the extra head start reliably beats the throw.
Related terms
- Slap Approach TimingSlap approach timing syncs a slapper's crossover footwork with the pitcher's release. The final step and swing should land together, not early or late.
- Speed to First BaseSpeed to first base is how quickly a batter gets from home to first. It is usually stopwatch-timed and used to judge bunt, slap, and infield-hit potential.
- Home-to-First TimeHome-to-first time is the stopwatch time from contact at home plate to the batter touching first base. It is a standard speed benchmark in scouting and recruiting.
- Chip SlapA chip slap uses a short, quick adjustment step instead of a full crossover. The slapper stays compact and can react late to fast or off-speed pitching.
Available in other languages
Related guides & benchmarks
Put this into your swing
SwingVantage can spot this in your own swing — free to start.
See a sample Fast-Pitch Softball report first