pron.; boyfriend or girlfriend; as opposed to saying 'are they boyfriend-girlfriend?' you would say 'are they gender-friends?'
boy: let's go to the movies tonight.
girl: as friends, or as gender-friends?
A friend, with whom you are having casual, yet emotional sex. Differing from a Fuck buddy in that there is emotion involved in the pairing, usually a combination of jealousy loneliness.
Uninformed Man: Well, I don't have a girlfriend, but I know a girl who'd be really pissed off if she heard me say that.
Learned Man: You sir, have a gender friend.
August 12th A day to appreciate your gender fluid best friend(s)!
Happy National Gender Fluid Best Friend day!