The buttocks.
Okay, everyone sit on your bum and try and touch your toes.
A homeless person, usually a man.
A humming noise.
A bumbailiff.
About her Chariot, and behind, / Were Sergeants, Bums of every kind, / Tip-staffs, and all those Officers, / That squeeze a Living out of Tears.
To sodomize; to engage in anal sex.
Your bars are fake and my bars are real; / Is it true you got bummed on a field?
An expression of annoyance.
(more vulgar)
1864, back-formation from bummer, from German Bummler (“loafer”), from bummeln (“to loaf”).
Select a language to see translations
To stay idle and unproductive, like a hobo or vagabond.
I think I’ll just bum around downtown for a while until dinner.
To depress; to make unhappy.
To make a murmuring or humming sound.
English men bum there [Stirling] as thick as bees.
Unfair.
a bum deal
Injured and without the possibility of full repair, defective.
I can’t play football anymore on account of my bum knee.