A phrase posed as a questions by one bro to another bro to determine sarcastically or seriously question another bros sexuality. This statement may also be used as a pejorative statement to question another bros level of masculinity in a situation.
Ex. Bro (1.) "Yo bro! Go ask that bench on a date bro!" Bro (2). replies "no". Bro (1.) "You gay bro? You're not gay are you bro!?"