Any word whose phonetic structure, whether through auditory impression or physical shaping of the mouth when saying, evokes imagery similar to the meaning of the word itself, where said meaning is food or eating related.
Any word that sounds the way what it means tastes or feels in the mouth. A taste/texture-specific version of onomatopoeia.
See: omnomonym
An example of an Omnomnomatopoeia could be that "zesty" sounds the way zesty things taste. Also consider chewy, crunchy, delicious, savory, pucker, sauerkraut, munch, slurp, etc.
Person/animal who LOVES food and would whore themselves out for it.
One afternoon, I was passing by a McDonald's when I realized I was hungry, but I didn't have any money to buy food. So I decided to work the street corner to get some dirty money to buy a delicious Big Mac. I'm such a dedicated omnomnomawhore.
Pajama casual is a term used when working from home and preparing for a video conference. All business above the waist and your pajama pants down below.