Crusty Knuckle

What is Crusty Knuckle?

A crusty knuckle is when you have your girl stimulate your prostate by shoving her middle finger up your anus. Look at her knuckle once she is done.

I blew a load so hard while Christina was giving me a Crusty Knuckle.

See checking the oil, rim jobs, rusty trombone

Koopman

1. "Koopman" is a tall kid...hes really fucking tall...holy shit...TALL...who the fuck thought of that...TALL HOLY SHIT TO FUCKIN..

Ainsoph

1. A person who has no emotion in there voice what so ever, also this person sighs angrily every few hours. Ainsoph, your family died in a..

Jelly Rat

1. when opening a new bottle of smuckers jelly, this is the rat that may randomly pop out and devour your facial features. NOTE: only in s..

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Crusty Knuckle Edit Meaning