This term was used on the internet as an onomatopoeia of eating. Often pictures of huge gaping mouths (not to be confused with shoop da whoop) would be eating something with the caption "OM NOM NOM NOM".

Later, some teenage douchbag emo freak turds took the Nom and made it a term for someone who is BEWTEHLISHUS ^.^ ...

And now to the insult of the entire internets, this has been changed into a shitty yoghurt and in their TV advert, loads of people are going "HAHAHANOM" and other ridiculous sound effects residing with nom, ruining the entire word and enabling it to enter the world of technophobic oldies.

Cute people who also like to jump around town in tiny wide brimmed skirts and pink hair shouting "DESU!" also have changed this word to "Nahm"

This is also a term for voreaphiliacs and cannibals(unsurprisingly).

The sound made when eating something (or someone). Can be referred to as "nomming" as a verb, ans is often pronounced int he sentence "om nom nom".

An expression of eating, or a sound thereof. Also could mean a sexually suggestive action upon either a male or female, one would use the lips and not so much the teeth, avoicing a chomp chomp like action

1) The act of eating
2) An act of affection
3) A sound to express satisfaction through eating
4) The first sound made in the morning when you wake up next to the person you are twitterpated by.

National Organization for Marriage. A group of people so afraid of same-sex marriage they fail to realize the irony of their acronym, their use of the phrase "Rainbow Coalition", or the acronym for their new project, which is "2M4M".

A cute Imitation of the sound of a kitten or lolcat munching on a cheezburger. A cats' favorite food, apparently.

or nomming, nommed. basically a geeks way of saying to eat something. Or if that person is stuck on lolcat vocabulary.

-noun
An onomatopoeia for the sound of someone or something eating

Origin: Sesame Street, when Cookie Monster would devour cookies