beastin' 

to mess/beat up wit niggas that r smaller than you

Why u keep beastin' on them youngin's, u might kill him

beastin' by The Realest February 24, 2003

beastin' 

when u do something that makes someone mad or makes someone think u went overboard.

For ex, you beastin' yo, why u actin' up or you beastin' with that kechup.

beastin' by Jenny January 27, 2004

beastin' 

especially fierce, ferocious or feral

His toe-claws were BEASTIN'!!!! -or-
That monster-truck was quite beastin...

beastin' by larry August 31, 2003

beastin' 

unashamedly looking at tangy birds

'see cos the birds've got the summer gear oot, the beastin' is amazin'

'see him? hes pure beastin' at me!'

'burds wur rotten, nae beastin!'

'awright lawd? fancy goin on the dancefloor fur a beast?'

'ah was just sittin beastin an got a mega rager!' rager = very noticeable erection

beastin' by BeastinBoydy January 20, 2009

beastin' 

A word that could be described as beastly, but the user wants something even more slang.

Yo, man, that was beastin'.

beastin' by savergen June 11, 2009

beastin' 

gay

ewwwwwww your beastin'

beastin' by 171 February 21, 2009

beastin' it 

when someone or a group of people do exceptionally well at something

Joe: Did you see the football team last night? They beat the Crusaders 45-0!!
Bob: Yeah, they were really beastin' it!!

beastin' it by BHwkn2a March 12, 2009