Something that is gail and fay is something that's so fail it's not even worth calling as such. When someone calls you out for this, you know you are so fail that you're not even worthy of being called a failure.
foo: "what the fuck?! Someone pwned me with a knife in modern warfare 2!!"
baz: "mw2? gail and fay" *blocks friend*
baz: "mw2? gail and fay" *blocks friend*
by Ninjabread Man November 25, 2010