bum Definition

bum¹
noun

colloq:
1. The buttocks.
2. coarse
The anus.

Etymology: 14c as bom.

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bum² (colloq)
noun

1. Someone who lives by begging; a tramp.
2. Someone who is lazy and shows no sense of responsibility; a loafer.

adj

1. Worthless; dud or useless.

verb bummed, bumming

1. To get something by begging, borrowing or cadging.

Example: bum a lift
intr
2. To travel around, or spend one's time, doing nothing in particular.

Form: bum around (usually)
Form: bum about

Idiom: give someone the bum's rush

To throw them out by force.

To dismiss them abruptly, roughly or rudely, from a job, etc.

Etymology: 19c: probably short for bummer 2.