Someone who demonstrates their ignorance, intolerance, closed-mindedness & evil ways through violence towards those that appear at all different to them. (Also can be a beater of any race, sex, religion or social class that is not of their own)>
Mike & Ray were fagbashed by a drunken idiot when all they were doing was walking home peacefully. The same idiot who claims to love his wife yet beats her on a daily basis--but THEY were married in the church so that makes it OK!
In the context of social media, heterosexual male celebrities who post content which appeals widely to homosexual men with the intention of gaining attention and fandom from them. Social media posts will often feature the straight celebrity posing with their armpits exposed or will be photographed with well-known "out" celebrities. These posts cause interest and intrigue amongst gay men, therefore gaining the celebrity more followers and likes. This is likely a marketing scheme. Some well-known gaybaiters: Nick Jonas, James Franco, Jake Jyllenhaal, Shawn Mendes, etc... See also gaybaiting, queerbaiting
Bruh, did you see Nick Jonas' insta story today? Yea, he's totally a gaybaiter with those gym poses. Straight chicks don't wanna see armpitslike that.