a butt brain is a person that has shit for brains.
Jimmy is such a butt brain.
by nicole March 8, 2004
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Ciggy Butt Brain is when you have been abusing the dangerous effects of nicotine for too long and literally have cigarette filters in your head.
Darren "You got ciggy butt brain, that's all that they're gonna call you mate; ciggy butt brain"
Damo "Nuh uh unah nah mate....."
Darren "Cause you fuckin been scoffin away on them ciggies all day. All day all night ciggies."
by ashtray111 February 19, 2014
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A derogatory slang term for someone who consumes a large amount of cigarettes.
What's going on in your brain, man? You've got nothing but cigarette butts in there now. People are gonna call you 'ciggy butt brain'.
by Durrie Darren February 20, 2014
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Somebody who puffs on durries (smokers)
smokes to much cigarettes so he is a Ciggie Butt Brain
by FUARK ONE February 20, 2014
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1. similar to being "head over heels", but in a more sexual nature.

2. to think or speak of your significant other all the time, with hints at sexual inferences; mainly when done by women.

3. to let physical and/or sexual desires for a person overtake rational thought; to think with the booty instead of the brain.
Stacy: "I really love my boyfriend; he's so cute and funny and strong, he loves me and listens to me-"

Rebecca: "You just butt over brains for this guy aren't you?"
by Joppaberry Cocktail May 3, 2011
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