Bumbaf 

Term used to get across how smelly you think someone is

I.e if they don’t wear deodorant or never shower

Oi, she smells like an absolute bumbaf!

Bumbaf by StickItToTheWall December 6, 2019

Bumbaclarts 

Liam Gallagher’s favorite word.

“Do you follow the Oasis guy on Twitter? He keeps saying Bumbaclarts and nobody knows what the fuck it means.”

Bumbaclarts by BobDiddlebock August 27, 2020

shush the bumba 

To shut one's bum.

or
To shut up.

"Dear God, that fart stinks, shush the bumba"

"I don't wanna talk to you, so shush the bumba"

shush the bumba by kittyfletch March 30, 2015

Bumbardier

A word used to describe an individual who causes a large reverberation in the form of jostling people around when they flop down onto a couch/sofa etc.

Ellie was being a total bumbardier when she jumped onto the sofa next to me, I nearly flew across the room!

Bumbardier by EMOSOME June 8, 2016

bumbarian 

a guy who is well built, looks tough and is a bum boy.

Dude, look at the bumbarian! I bet he has destroyed a few asses in his time...

bumbarian by Red Top Original April 16, 2009

bumbarguous 

Surprisingly shocking, or bad.

That is bumbarguous.
That’s bumbarguous.

bumbarguous by Taehanee March 21, 2023

bumbandit 

ring stinger, driller for vegemite, turd tapper

if your dad was a bumbandit, you'd never have been born, you useless turd tapper!

bumbandit by sisko the brave May 12, 2003