Bum-Punch

"Bum-Punch" the battle cry yelled before you playfully punch your partner in the bum. It only counts as a true Bum-Punch if it's yelled or sang seconds before impact.

"you cheeky sod, Bum-Punch!!"

"yelp!"

Babe's Bum

Female version of the British "Builder's Bum", when a beautiful woman in hipsters crouches forward, accidently/deliberately showing her anal cleft. Similar to "Whale Tail", but irrespective of wearing a thong or g-string.

Look at that Babe's Bum.

bum hater

>verb feel intense dislike for or a strong aversion towards the homeless. >noun 1 intense dislike; strong aversion towards hobos. 2 informal a disliked person or thing that uses exhaust pipes as load bearing walls. 3 before a noun denoting hostile actions motivated by intense dislike or prejudice due to poor hygene: a hate campaign against the bums in the woods.
-DERIVATIVES hatable (also hateable) >adjective hater >noun.
-ORIGIN Old English.

A Typical bum hater would say....
"Shut the F*&% up You Dirty Bum!"
"look at that bum, why doesnt he just get a job!"
"Ew, whats that smell!? Oh god It's that dirty bum"

bum fancy

A quite preposterous and rather Victorian way to describe gay sex

Did you witness Dave and billy in the alleyway?

I consider bum fancy was involved!!

Runners bum

When you need to shit whilst running and you must clench your asscheeks to hold it in.

- "Hahaha Paula Radcliffe shat herself mid race", "ah, we've all had runners bum"

Fizzy bumming

to insert ecstacy or simliar drugs into the rectum

everyone was fizzy bumming last night

bum murderer

A British term of endearment for the penetrative partner whom provides the destruction of an anus during sex.

Hank: that was incredible bottom-sex you gave me last night, mate, you're a true bum murderer.
Bruce: Well, I just try me best. Credit where credits due, you took it like a brave little trooper.