Gooch Slapper 

A song so good, it has a physical effect on the body. It slaps the gooch.

Gin and Juice is such a great song! Total gooch slapper.

Gooch Slapper by CyanideCastro August 17, 2011

Donkey Slapper 

1. A slutty girl with a fat ass. (Noun)
2. A guy who likes easy chicks with a fat ass. (Noun)
3. Jerking off a guy with a huge cock. (verb)

1. My that girl is such a donkey slapper.

2. Dude, stop donkey slapping before you get a disease.

3. Girl, why you go ahead and donkey slap that thing.

Donkey Slapper by Ame Sabishii August 14, 2007

The Slapper 

When a straight guy slaps another straight guys ass at a slumber party.

Harry pulled off the slapper at Andrew's slumber party.

The Slapper by Jonta October 14, 2005

knee slapper 

A blunt that is so large, or otherwise so potent, a hit causes you to slap your knee and say "GAH'DAM."

We's burnin knee slappers in this bitch.

knee slapper by The Pizza Man April 20, 2006

Boot Slapper

Soldiers must dig a 12" cat hole with their entrenching tool to defecate in the woods. When you drop a turd too long and hard for the cathole you dug for it, it inevitably topples sideways onto your boot.

Q: Did everything come out all right?
A: it was a real boot slapper

Boot Slapper by all american 82 July 8, 2011

Button Slapper 

One who lacks even a smidgen of ability in any video game, and in a panic rage of desperate attempt, slaps the entire controller / keyboard in an effort to scramble a victory.

ie. "Tom, why is it that every time I kill you in Halo, I hear a fury of panic slaps right before you die?"

Tom: I'm so out of practice, I go into full button slapper mode as a last resort.

Button Slapper by Dvinny7 August 9, 2015

Cleveland Slapper 

The art of taking a shit on a womens face and than slapping it with an erect penis.

She became suicidal after agreeing to a Cleveland Slapper.

Cleveland Slapper by radicalmathmatical September 21, 2016