Bum

An absolute loser.

Scientist 1: “Wow, those chloroplasts are such bums.”
Scientist 2: “True. Those endoplasmic reticulums are dope tho.”

by EndoRetic_u_bum January 23, 2018

Bum

Anus

John,your bum is nice

by Your daddy is my daddy May 3, 2018

Bum-figurising

When an item of clothing makes the figure of someone’s bum look good

Hannah: ‘ Oo, John I got a new dress today. Do you like it?’

John: ‘Oo yeah, it’s really bum-figurising’

Hannah: ‘Hehe, thank you’

by UrbanDictioniser May 4, 2018

bum

a homeless person

jesse is a bum

by youbumbruh May 4, 2018

Propa bum

Birmingham slang for good or sexy and ting

Dat girl is propa bum innit

by Propa Bum February 8, 2018

Double Bum

The action that occurs when one bum touches another, creating a double bum.

See those guys over there, they're doing the double bum.

by Beefanny February 15, 2018

horny bum

Someone who comfortable with being a bum (having nothing) due to their satisfaction in their crave of sex.

He doesn’t have a car , a home, a job but he’s okay with it because his girl will give him sex . Man he a horny bum

by stargal415 January 6, 2020