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."
by BigDiddyWillie May 23, 2018
mugGet the Cock Knucklemug.

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