Ball slap 

When you drop a deuce so long that when it finally all exits it slaps your balls as it tips over

I had a nice ball slap but had to wipe the skid mark off my sack

Ball slap by SDSkidmark June 9, 2016

National Slap Ass Day

September 9th is national smack someone’s ass day.

national slap ass day: n. the day in which you can smack someone’s ass for no reason. “Watch out because tomorrow is slap ass day!”

National Slap Ass Day by hehefam September 8, 2019

the sticky sandpaper slap 

when a man slaps someone with his sweaty, stubbly, balls

i got scratches from tom giving me the sticky sandpaper slap

the sticky sandpaper slap by assavengers January 3, 2009

national booty slap day

the one day you’re able to slap a women, girlfriend, lover, stranger or friends arse with no consequences

Happy national booty slap day baby *slaps arse*

national booty slap day by Wallabooby December 30, 2019

danza slap 

when a chick is givin you dome you take your dick put of her mouth and smack her in the face with it...the sound is somethin like ...BA CA CA as it ricochets off of her face very funny

the sound of me danza slappin that chick was liike BA CA CA

danza slap by B.Carroll 15063 September 4, 2006

Trout slap 

A trout slap can also mean a gentle tap, as if you just caught a bigger trout than your friend and you wanted to tease them with a little slap. Or maybe you're just wasted and cant stop hitting your friends out of love 'cause everything is just SO funny!

Megan continuously trout slapped Sarah throughout the evening as they danced and partied the night away.

Trout slap by velveticus January 6, 2008

glove slap 

A synonym for "high five" that is used in baseball. A celebratory gesture.

Cal Ripken made a good play, so I went over and gave him a glove slap.

glove slap by ThunderManzi March 25, 2011