Another name for the pop sensation Justin Bieber who has yet to go through puberty and sounds much like a girl and probably is on the inside. He probably has a boyfriend as well so if he is male, he is therefore gay giving him the name Gay B.
Person 1: Oh! I love this song by JB! Turn it up!

Person 2: I'm pretty sure you mean Gay B
by Tech_geek23 February 23, 2011
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To be a kind of gay person that is liked more then others gays.
hey alyssa. hey zack. you no john is such a gay-B. Ya i no i love him so much!
by um not zack September 2, 2009
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The process for determining the sexual orientation of a person by sending attractive people of multiple genders to flirt with them and measuring which get higher dick-through rates.
We didn't know which team Ross played for, so we got Melissa and Dennis to do some Gay/B testing.
by Discressionlisp McNamaste June 29, 2011
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a very cool and great friend. super dependable (always has the homework answers ;) a pretty girl who makes amazing cake pops with the best lesbian birds. warm hands too <3
person 1: ur being such a gay b rn
person 2: aww thanks <3
by Gay Bs bestie November 14, 2021
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