Dictionary

The buttocks.

Example: Okay, everyone sit on your bum and try and touch your toes.

The anus.

To sodomize; to engage in anal sex.

An expression of annoyance.

(sometimes derogatory) A homeless person, usually a man.

A lazy, incompetent, or annoying person, usually a man.

Example: Fred is becoming a bum - he's not even bothering to work more than once a month.

A player or racer who often performs poorly.

Example: Trade him to another team, he's a bum!

A drinking spree.

To ask someone to give one (something) for free; to beg for something.

Example: Can I bum a cigarette off you?

To stay idle and unproductive, like a hobo or vagabond; to loiter.

Example: I think I'll just bum around downtown for awhile until dinner.

To wet the end of a marijuana cigarette (spliff).

Of poor quality or highly undesirable.

Example: bum note

Unfair.

Example: bum deal

Injured and without the possibility of full repair, defective.

Example: I can't play football anymore on account of my bum knee.

Unpleasant or unhappy.

Example: He had a bum trip on that mescaline.

To depress; to make unhappy.

A humming noise.

To make a murmuring or humming sound.

A bumbailiff.