the.com/eater

means Someone (or something) that eats, especially one who does it with real enthusiasm or volume.

from Straightforward Old English stock: 'etan' meant to eat, and tacking '-er' on the end to name the doer is one of the oldest, most reliable tricks in English word-building. No hidden twist here — 'eater' has meant exactly what it looks like for well over a thousand years, even as slang has stretched it to cover competitive eaters and anyone who 'eats' a loss, an insult, or a diss track.