No knee caps

A person who will never propose. Refers to the emotional inability to get down on one knee Not to be confused with eternally single; someone without knee caps will stay in long term relationships, but will never actually pop the question.

Sis, your man has no knee caps. If you want marriage and kids you need to move on!

by CC Halpert June 9, 2018

Cap alert

When a person lies have been detected

Tyrique rell speeding bai hmmm cap alert yh

by Esco Tha Great January 29, 2019

Green Cap Gang

Green cap gang is a gang in San Andreas, CA, having ownership over all major parks and fields in San Andreas.

I just joined green cap gang foo.

by Josegreen May 1, 2021

Slut cap

A cap that is taken off of a boy’s head by a girl and worn in a misguided effort to flirt.

Megan took Alex’s sweet Met’s lid. She’s wearing her slut cap and his hair just looks like crap.

by tacobot May 17, 2022

D-cap is fibing

-D-cap
Means D hamblen is lying

D-cap is fibing

by V jay Boss July 26, 2022

Cap a marker

When you stick a turd in a girl's vagina and have her write your name on a piece of cardboard.

Hey I need to make a name tag can you cap a marker for me.

by Dat_Boi112 February 1, 2018

Cap

When someone is lying so badly that should be considered an opp

“This new drake song go hard”
“That’s cap Ong”

by BALLstomperTheBabyBasher September 1, 2022