1 definition by kat gunner!

Jocular expression for surprise, said specially by british people (or at least i haven't heard any american saying it). Quite like "Oh my God"
Guy 1: Did u know man u beat Arsenal?
Guy 2: Fuck me backwards! That's impossible
Guy 1: I was just joking... Gooo gunners!
by kat gunner! January 1, 2012
Get the Fuck me backwards! mug.