1 definition by LethargicSumo

A phrase used when your very hungry, in a train of thought or just want to fill an awkward moment.
(simulates noises made while eating)
(you & your friends are having an awkward moment, everybody is just looking at each other/scratching the back of there heads)
you: om nom nom(everybody laughs and the silence is broken).
by LethargicSumo February 21, 2011
Get the om nom nom mug.