fudge fight 

when two people press their butt cheeks together and simultaneously poo at each other

erin and simon had a fudge fight

fudge fight by bspg March 21, 2010

Flight Fudge 

The act of shitting in anothers mouth while flying in a public plane

Guy 1: hows your flight fudge mam?
Woman: *is smiling while choking*
Guy 2: she looks fine

Flight Fudge by Joseph9287 June 3, 2018