Definition of brain
brain 
noun
- a smart, possibly nerdy person.
Not content with that, the Nazi leadership also chose to clash with the few top brains they had left.
-- "Lost Nazi nuke-project uranium found in Dutch scrapyard", The Register, 19 February 2010More words meaning: intelligent, smart
by Stuart O., Tallahassee, FL, USA, Jan 17 1999 (Edit definition)
- fellatio.
I asked this girl to give me some brain and she said that she doesn't do that.
More words meaning: fellatio, 'blowjob'
by Johnny "., Columbia, SC, USA, Jun 08 2002 (Edit definition)
verb
- to hit someone in the head quite hard.
He wouldn't stop messing with me so I brained him.
More words meaning: to hit one's head
by Cat, Seattle, WA, USA, Aug 13 1997 (Edit definition)
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Slang terms with the same root words:
- bra: bird-brain – bra – (show 12 more)
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