'fress' definitions:

Definition of 'fress'

(from WordNet)
verb
Eat a lot and without restraint [syn: gluttonize, gluttonise, fress]

Definition of 'fress'

From: GCIDE
  • fress \fress\ v. i. [Yiddish, fresn fr. G. fressen to eat (used of animals).] to eat copiously and without restraint; to snack frequently. [slang]
  • Syn: gluttonize. [WordNet 1.5]