Bum-ba

A person who will without fail do things without thinking.

Jen, how you put me in the urban dictionery? What a Bum-ba!

by Keefa December 13, 2007

bum fuzzled

to be confused by a situation

Hey, I was completely bum fuzzled by that math question.

by Lefty23 April 02, 2008

Power-Bummed

To have received a powerful, aggressive anal penetration by single or multiple men of larger stature than yourself.

Will: Ouch, I still can't walk.
Martin: har har you've been power-bummed son

by Paddlby January 27, 2015

Gravy bum

After doing a shit and not wiping properly, when your butt gets sweaty it produces a gravy like residue, Leaving marks on your underwear.

Check out the skids on peters boxers, pure gravy bum.

by Jimmywhack February 28, 2016

Bum Gravy

A really really wet poop

Person 1: ew who just blew up the bathroom, its stinks
Person 2: Sorry i just did a Bum Gravy

by jcattywatty December 19, 2010

muffin bum

you know the fashion where the guys wear their jeans low? well, if a guy wears them mid-butt and theyre too tight he'll end up with a muffin bum (ie his upper bum overlaps the trousers). a real turn-off...

guys, before playing basketball, make sure you dont have a muffin bum!! its disgusting to watch!!

girl one: oh my god! look at that guy! he has a muffin bum!

girl two: euugh!! gross!! shield your innocent eyes!

by zebby.27 March 14, 2010

fayes bum

The most amazing bum in the world. Mine altering

Fayes bum ruined that guys life beccause he'll never feel one like that again

by MrRose November 14, 2013