Top Definition
(brO-shee-O) latin
the ratio of a good thing in the bros favor
the hot girl has sent more texts to the bro than he has sent in return that is a positive brotio
by TheCoolestKidEver22 June 28, 2011
The ratio of guys (bros) vs girls
What's the brotio in this place cause it's crawling wth dudes
by Skaku September 22, 2015
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