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1.
When a person does not wipe there ass well after taking a shit. This either results in a rash or you will end itching you ass crack for hours.
friend: Why you wigglin on the couch?
you: Man Ive got some crazy rusty butt.
by Bro000 March 06, 2009

Words related to Rusty Butt

ass butt mud butt rust shit