Slapping flap

A married woman having an extra marital affair with a different woman.

I wish my wife would stop slapping flap all over town.

by Bonals May 26, 2018

Bust a flap

(Verb) Nobody knows what it truly means, though it sounds like a slang term for some form of sexual activity.

“I really want to bust a flap right now.”

“Hey, Ryan! Want to bust a flap with me?”

“I’m going to bust her flap(s) next time I see her.”

by ⠀ ⠀ ⠀ January 15, 2020

morning flap

The flap of hair that stick out of your head when you sleep on one side for too long.

Billy's morning flap shakes when he nods

by JackNg June 18, 2008

boomer flap

The flap located on a specific style of phone case that has a wallet-like flap attached to the back of it. This style is often used by boomers for it’s “practicality”, as they can use it as a handy place to stash all their coupon cards.

“Is that Karen taking a photo of us with her phone?”
“Nah, she can’t be, she‘s got the boomer flap down”

by waffleboy66 June 2, 2020

Flap Juice

When your balls sag down low enough to cover your asshole like a flap and you let a wet fart leaving behind some juicy residue on your balls called flap juice.

Pull over I need to wipe off this flap juice from that fart I just let out.

by NationW January 23, 2014

flap cracking

The act of pouring pancake batter down your butt crack, heating up a curling iron and sticking it between your buttchecks to make flapjacks.

My wife and I did some flap cracking last night. It was sexy and delicious.

I can't get off anymore unless we do some flap cracking beforehand.

by borc June 19, 2021

chastity flap

A protruding belly, or gut, hanging over one's genital area, preventing that person from having sexual relations.

Did you see the size of that chastity flap on Travis's sister? She's never going to lose her virginity.

by Matt Joyce May 28, 2006