Delicious. A version of 'yum yum', usually typed not verbalised. Always in connection with cheap cake nobody with any discernment whatsoever would actually ingest, typically containing modest traces of actual cocoa and abusive amounts of artificial additives, and with a shelf-life of decades. Origins: onomatopoeia representing the sound of somebody pigging out in far too public a way. Does not help any conversation. Never use this expression.
"Hey guys, Asda cakes are half price today! #winning".
"Cake! Nom nom nom".
by Frou-Frou December 23, 2018
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Hybrid of two phrases: 1) "nom nom nom," which is an onomatpoeia for the act of eating and

2) "going to town," which is used in an adverbial sense to describe the vigor with which an action is taken, e.g., "going to town on that burrito" meaning to scarf it down quickly.
god, i haven't eaten all morning. i'm 'bout to go to nom nom town on that steak and eggs.
by sirnomsalot May 27, 2011
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A name of convenience used by ham radio aficianados, while they roam the airwaves.
This is ZL5371, aka, fathead, what's your nom-de-knob-twiddle buddie?
by mangovega October 14, 2010
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When someone is 'On the nom', they are eating or looking for food to then immediately consume.
Man 1: where's Jenny?
Man 2: She's on the nom, mate.
Man 1: Jesus, again? She's going to get fat.
by OffensiveBenguin August 26, 2015
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When someone is being gay tell them to nom wang
Me:That meme was shit Reece

Reece:Teehee ;)
Me: Nom wang
by Nom Wang January 5, 2021
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Something that is not delicious
Dude are those nom noms ? No their non-noms
by Little Nicola November 30, 2017
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