nom-mom-nom Share definition Flag the act of eating ... when it involves that of munching on a milf. the other night this cougar bitch let me get all nom-mom-nom on her and it was great until her kid came in to the room after wetting the bed. nom-mom-nom by joey jr. April 19, 2009 0 0 Get merch Get the nom-mom-nom mug. Buy Now — $32.95 See more merch