muncher
nounUK /ˈmʌn.tʃər/
US /ˈmʌn.tʃɚ/
A muncher is someone or something that eats food with a loud crunch.
My little brother is a noisy muncher who finishes a whole bag of chips in minutes.
OTHER MEANINGS
2. A person who eats a lot, often in a casual or greedy way.
The kids were happy munchers at the birthday party.
3. A device or machine that grinds or cuts things into small pieces.
The lawn muncher made quick work of the tall grass.
4. In video games, a character or creature that eats things, often used in names.
He played as a little muncher who gobbled up all the dots.