It's the foul smelling cheese that forms under the foreskin of the uncircumsized and unwashed.
He likes duck butter on his toast.
The nasty thick substance that forms on teeth of people who don't brush them.
Go brush your teeth, you've got a serious case of duck butter going on.
It is the white sticky stuff that comes out of a male private part.
I duck buttered all over your face.
the hand Ace+8 in a game of hold'em poker
you get delt an ace.. then an 8, duck butter
Sweat excreted from the perineum
Ryan Herbert is the duck butter reservoir.
Your Mom's breath smells like Duckbutter.
Dude I got hardcore duck butter