Pillow flap

Used to describe people who deemed successful despite being perpetually wrong about everything in their own field of expertise.

That stock analyst on CNBC has been saying Tesla stock is worth $20 for years, but it’s currently at $2,000 per share. What a pillow flap.

by Timmy894 January 11, 2022

Flap John

A baked "pan" "cake" popular in Saskatoon, Canada. Often made by trappers in the early days. A mixture consisting of hard tack, wampum and dried chit baked in a coal fired oven and covered with Roseberry gravy.

They are serving Flap Johns at Shanna and Wade's Humber!

by Rooby Pots December 10, 2013

Mat flap

When you slam your girl onto a mat/carpet and have sex with her.

Dude I just pure mat flap her and her booty shook.

by Nabrap July 4, 2017

Useless dick flap

Flap of skin removed during a bris

That guy is an useless dick flap, too bum to accomplish anything

by Dattokar August 31, 2022

Mud Flapping

Mud Flapping is when a guy challenges or questions another guy’s manhood based on the former not being capable of a feat that he himself has just proved himself unable to accomplish

Example:

MudFlapper: “Hey bro, you got a knife I could borrow?”
RealMan: “Sorry bro, I don’t have it on me.”
MF: “What?! A real man always carries a knife!”
RM: “YOU don’t have a knife idiot. Stop all your mud flapping and get out off my property.

by anonymous September 14, 2020

Tennessee Mud Flap

An action in which a girl who's pussy is destroyed as well as having shit in it and then queefing in your face and her flaps and the shit goes go all over your nose.

My sister Tennessee Mud Flapped a man and he beat her.

by Poopooman96 March 1, 2025

flip-flapping

The act of releasing an application and then subsequently deleting it following unexpected success.

He's totally flip-flapping and taking his app down.

by defining March 9, 2014