scum my bum 

lick someones' ass

they didn't give me the job...they can scum my bum!!

scum my bum by michael foolsley December 8, 2009

scummy bum 

When your ass itches, and the only solution is to shower. Usually caused by poor hygiene.

John: My butt is itching, and I took a shower..

Jim: You’ve got a scummy bum man..

scummy bum by Capt.Mick March 24, 2024