knuckle butter
Noun, the slimy substance that seeps out from between the fingers of a closed fist after a person has ejaculated in their own hand.
Jack used a tissue to wipe the knuckle butter off of his hand after he jacked off.
Knuckle-Butter
The peanut butter that ends up on your knuckles when your knife/spoon is shorter than the jar.
This tiny plastic knife is no match against that big ass jar of Jiff. Got me covered in the knuckle-butter...
Butter Knuckles
The way your knuckles look after eating a popcorn from the bag. "usually dark yellow"
i was riding my bike and noticed i had Butter Knuckles
butter knuckles
the way your knuckles look after eating popcorn from the bag. (: which is usually this dark yellow color.
i was riding my bike innocently one day, then i suddenly realised i had butter knuckles!
peanut butter knuckle fuck
When another person, or animal, licks peanut butter off your balls while you jerk off.
Man, my girl gave me a peanut butter knuckle fuck last night.
knuckle butter
When you fist a girls asshole then switch to her pussy and the butt/pussy juices mix to create a tan frothy cream.
"After I fisted my girls butt i switched to da pussy, my wrist was drippin with knuckle butter son!"