A brostoff is a flaming homosexual usually known for having a bitchy girlfriend.
Dam'n it Steve that Brostoff is being such a flame!

Brostoff: Yo liv what's up?
Liv: I'm in NYC w/ Adrian
by Panosian&Sons July 22, 2009
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A dance in which the arm is extended fully and lifted and raised repeatedly. Knees may bend as well.
Kid 1: Yo, what's that kid doing? Is he heiling Hitler?
Kid 2: No, he's just doing The Brostoff
by jfeldz November 15, 2012
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