Beat Knees

Sex between humans, insertion of the male's erect penis into the female's vagina is followed by rhythmic thrusting usually culminating in orgasm;

Lovers beat knees every chance that they get.

by Rappin Grandma June 24, 2015

Fetus Knees

When someone (usually of the tall variety) stands up straight and their knees look like a fetus face. Also knows as 'Old Man Face Knees'.

Me: Hey Stratho, look at the tall chick. She has fetus knees. Weird.

Stratho: I like it.

by Mungo260 January 8, 2016

Elephant Knees

When you knees can't support your fatass body so they get bigger and bigger.

Jesse-Hey did you see Tate's elephant knees?

Justin- Yeah how could I miss them big mother fuckers.

by VarsityAnonymous August 8, 2016

purple knees

To beat someone up so badly that their knees turn purple

Hey Waseema, I'm gonna give you purple knees if you don't shut up!

by Wilycrow February 3, 2017

leather knees

Leather knees is a condition you het when you spend lots of time on your bare knees.

Paige dosnt wear anything that shows her knees, because she has a bad case of leather knees

by The lord74 February 14, 2017

SHOTGUN KNEES

SHOTGUN KNEES are used by MemeLords who play League of Legends and watch BrickyOrchid8 to completely destroy and humiliat the enemy. It is a meme created by Lord Brick Sensei in his ,,So you want to Main Urgot" video. It goes hand in hand with a greenisch screen and ear rape when used right.

I used my SHOTGUN KNEES to slaughter my enemy .

by NaFeTs34 October 16, 2017

Chacho Knees

A letter switch/modification of the phrase "nacho cheese" meaning sweaty knees. Can only be acquired through insane hardcore workouts.

Dude 1: "I've been working out hardcore today, dude."
Dude 2: "I bet you got chacho knees, then."

by BorkTheCaveman June 11, 2018