That's a kneeslapper

A phrase coined by a particular person who does theatre is lebanese and is super smart

THAT'S A KNEESLAPPER FOR SURE FOR SURE
*slaps knees wildly with a crazed look in her eyes*

by avamarie-is-super-pretty October 11, 2022

Polish kneeslapper

An acknowledgment of a bad joke by slapping your knee in an obviously sarcastic manner. Antonym: kneeslapper. Synonym: dad joke.

HA! That's a good Polish kneeslapper, Chad! HA! Ha!! ha!!!

by Champ Liberty August 3, 2019

kneecapper

noun: nickname for a handicapped person

Lars: "Dude, that guy crossing the street's wobbling in the crosswalk at about 0 mph."

You: "He's a kneecapper, duh."

by Janpen June 5, 2010

Kneeslapper

A joke that's supposed to be funny but isn't really. And all you want to do is make the person not feel bad, but the joke isn't funny. So..... you just say "that's a real kneeslapper!"

Jim: Knock Knock.
You: Who's there?
Jim: Tree!

You: Tree who?
Jim: Tree Fifty!
You: THATS A KNEESLAPPER

by TheAwokenMyth April 11, 2017

kneeslapper

something you use when a jokes not funny but you want to make the person feel better about themselves.

friend 1:why did the chicken cross the road
friend 2:idk why...
friend 1:to get to the other side
friend 2's mind:unfunniest shit ive ever heard god damn learn some humor
friend 2:wowee what a kneeslapper!oh geez you really got me with that one!!!

by angelkitty June 19, 2023