A ponytail on a dude.
Women look at a brotail and read; sexy, dangerous, and brooding, yet vulnerable and sensitive deeper down...
Some men just don't have the inclination to cut their hair.
(Occurs most often in males just having moved out of their parent's house, without anyone to yell at them to cut their hair, especially artsy ones which supposedly gives them the right.)
Bro #1: "Hey, how long has Andy been going to art school for?"
Bro #2: "Judging by the length of his brotail, I'd say about two years."
by CaptainJesse February 21, 2010
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