Skin knuckle

A tiny penis that is not erect but is verry tiny and holds it self up by its own tiny size

Tom: hey Joe why did your girl leave you?

Joe: well tom I'm pretty sure the last words she told me before she left with you to your place last Night was " hey tom eat a dick cause that's all your good for with your tiny little skin knuckle !

Skin knuckle by Tacoliker March 28, 2018

Bloody Knuckle 

The act of fisting or punching a girls vagina during her period

emma- my man bloody knuckled me so hard last night
Darla- girl you a freak

Bloody Knuckle by tdagreat May 20, 2018

Cock Knuckle 

When you're fucking your bitch and when she goes to sit back on that dick and then it snaps and the area where it snaps forms a hard tight knot and causes your dick to have a permanent bend in it.

"Dude, that bitch threw that ass back so hard, she gave me a cock knuckle."

Cock Knuckle by BigDiddyWillie May 23, 2018

Blue knuckle

Megan McCain’s ginger tattoos

Have you ever heard of a blue knuckle? Check out McCain’s finger.

Blue knuckle by Butchtita June 16, 2018

Moose Knuckle 

Probably the name of some town in a flyover state.

I live in Moose Knuckle, Arkansas, and we have the world's biggest corn flake statue.

Moose Knuckle by andkri August 25, 2018

alabama knuckle popper 

When one inserts his/her fingers, one by one, into his/her cousins rectum. Snapping each finger backwards until all are broken.

Wife: Give me an Alabama knuckle popper.
Husband: WTF!!!
Wife: Put your fingers in my ass, and break them.
Husband: NO!
Wife: DO IT PUSSY!

alabama knuckle popper by Hugh_Janus53 September 4, 2018

Moose Knuckle 

The masculine form of Camel Toe.

Think 'bone in camel toe'

Never wear your sisters track pants unless you really want to put your moose knuckle out there....

Moose Knuckle by AussieObserver November 1, 2018