A phrase which is to be yelled out immediately before thrusting your own hand into any given food which is to be shared amongst a group of people at the given moment.
A quote most commonly known from the Wayans brothers'
masterpiece comedy film,
Scary Movie II, said by Chris
Elliott's character in the film.
Jim (holding a large bowl of
macaroni salad): This macaroni salad looks delicious!
Greg:
MY GERMS! (thrusts hand into macaroni salad, shoves the handful into his mouth, smiles)
Jim:
Fucking dickhead!
Greg: Hehehe.