Bum

1) your rear end
2)a very sexy individual who can be a bit of an idiot at times

ryan is a big but loveable bum

by xunbreakablex July 31, 2005

Bum

The thing you go pewpie out of.

"Sit your bum on that toilet and let loose!"

by Groovatron March 02, 2002

bum

Used to define any foul or particularily nasty smelling odor (ie. a steady floating buttbomb that clears a room and just won't leave no matter how much ventilation you provide).

Somethin smells like bum!

Aw man... it smells like bum in here!

Ugh! I smell bum! You should see a toilet about that.

by MatlockJB May 31, 2005

fatty bum bum

A fat person with some huge ass butt or booty.

Johny: do you know cee-lo Green?
Pat: you mean that fatty bum bum nigga?
Johny: yes
pat: I do know him

by Youngluu November 19, 2013

buM*

the hottest most sexiest and cutest man on earth =D***

I love you buM*

by princeSs* July 18, 2003

Bum

Used to describe someone extremely attractive: hot, sexy

Dayummm that guy was bum as mess

by srafa May 30, 2011

bum

someone who wont make a llama ninja out of balloons.

Josh is a bum

by verrry disappointed January 18, 2010