This is what I came up with to hide a major insult, not having heard of or read these other definitions. Someone on FB asked what I meant by Giffy, and I said take out the if and
whatcha got?
G.F.Y.! Go
Flip Yourself! But F doesn't stand for Flip.
Dumb,
thin-skinned bitch,
Juanita: How dare you make such a rude comment about my hastily prepared meal and say that it looks like the shit they feed prisoners in
GITMO!
Me: You can't take a joke? Well you know what you can do, right? Giffy!