When somebody thinks that you really give a fuck about what they are saying when you dearly dont.
Rude Girl: You better watch what you do before i have my boys beat down on yo ass cuz im frum fifth ward baybay i dont play
nice girl: Nobody asked about your life story with yo brainyass.
by middleskoolgyrl March 17, 2013
Top Definition
1. describes a very smart person
2. A forehead wrinkle (aka worry line)caused by too much deep-thinking by the aforementioned very smart person
plural: brainies
definition 2: Check out all the brainies on that dude's forehead...talk about a prime candidate for a facelift!
Noun. A guy who will stop at nothing for the attention of girls way out of his league. A Brainy's preffered method of attracting females is similar to a war of attrition whereby he feels that enough time spent around girls will eventually result in him getting laid and any man, friend or foe, who stands in his way deserves to be stabbed in the back.
James was a total Brainy last night when he told my ex about me and that other girl!
by Brad lord April 21, 2006
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