A friend that your always there for but is never there for you and never helps you out, Basically a fake person Or a fake friend
I gave bob 20 bucks and a week later I asked to borrow 10 from him and he said no he's being a ghost boy
by Moose Jaw sav boi July 11, 2017
A significant other you only meet to have sex with. It's called ghostboy because you only see them when they're under a bed sheet and go though your walls, just like a ghost.
by AddiVF June 03, 2018