snarfer

From snarf +‎ -er.^[1]

• (General American) IPA^(key): /ˈsnɑːɹfɚ/
• (Received Pronunciation) IPA^(key): /ˈsnɑːfə/

snarfer (plural snarfers)

1. (slang) One who snarfs (eats or drinks greedily).
   • 2011, Bruce Weinstein, Lobsters Scream When You Boil Them: And 100 Other Myths About Food and Cooking: Plus 25 Recipes to Get It Right Every Time, New York, N.Y. […]: Gallery Books, →ISBN, page 242:

     But from lunch to dinner, there's sometimes an eight-hour gap. It's too long; we get hungry, need to snack. And so we become both nibblers and snarfers all in one day.