knee high to a grasshopper

being very young or back when you where just a kid. possibly intending that someone is short.

"back when i was knee high to a grasshopper, we where never careful."
"your about knee high to a grasshopper arent you?"

knee high to a grasshopper by The Rye Guy April 23, 2008

I'm gonna break your nico nico kneecaps 

What a weeb or otaku says when he's going to lay you out on the floor and he means it.

If I catch you trying to steal one of my anime figurines again, I'm gonna break your nico nico kneecaps.

I'm gonna break your nico nico kneecaps by sebacostamr January 6, 2019

Bum Knee 

When your knee is injured and you remember the times before the injury.

Most Common:

I would have made pro if it wasn't for my bum knee.

Bum Knee by wordzilla March 14, 2011

knee-trembler

Sexual act with one or both partners standing

The two lovers stood in the stairwell and had a quick knee-trembler

knee-trembler by Spiked + "C.J. Beck" 8 March 2006 April 15, 2006

kneecap action 

The process by which two (or more) lesbians achieve the ultimate orgasm when the male sexual organ or suitable substitute is not available

On the eve of their one year anniversary, the women partook in an exhilarating evening of kneecap action.

kneecap action by Merixis December 30, 2013

Knee Buckler 

-associated with an intense sensation (usually due to sense of touch) where one experiences an extremely pleasant feeling to the point where involuntary contraction of muscles occur.

-event that make someone buckle his knees

..the way she ran her hands down my hips was an absolute knee buckler

Knee Buckler by TW IN May 30, 2018

Alpha Can Knee Won 

Word Puzzle for "I'll Fuck Anyone" Write it out and trick your friends.

You: Read this, Friend. (give friend piece of paper with phrase written on it)

Friend: (reads aloud) "Alpha Can Knee Won"

You: Hehe

Friend: I'll fuck anyone

You: Hahaha

Friend: Dammit!

Alpha Can Knee Won by X23 October 14, 2008