Brown Knuckle

When some one wipes their ass and their thumb knuckle hits their asshole before the toilet paper does, causing them to have shit on their knuckle.

Tom had to use extra soap to get off the brown knuckle.

by Iambetterthanu February 14, 2008

Man knuckle

The bulge created when a mans pants ride up too high.

Dude that cowboy has to be uncomfortable. He's packin a major man knuckle.

by Wizz kid January 24, 2009

Sack Knuckle

When a man is wearing tight pants and the crotch seperates his testicles showing a bulge on each side of the seam.

Look at that guy, his pants are so tight I can see his sack Knuckle.

by Otis The Duke January 26, 2009

Ham Knuckle

Fisting a girl with large vagina lips (roast beef curtains aka RBC's)

Brian ham knuckled that girls in Brugges last night.

by Sneepers April 12, 2011

cinnamon knuckle twister

When you fingerbang a mexican girl so deep that your nuckles massage her clitoris.

Me: how was your night with Juanita?
Renzoni: It was great, I gave her a stinky cinnamon knuckle twister

by Mr.Prosciutto October 21, 2011

Face knuckle

Another word for nose

Dude, you have an ugly face knuckle

by Emmurli November 5, 2016

Right-handed Knuckle Chuckle

Same thing as spanking it and whackin' it!

Thomas went to the bathroom to do the ol' right-handed knuckle chuckle.

by Cartman40 July 25, 2009