eat like a pig

eat like a pig

To eat large quantities of food and/or to eat sloppily. Kim is staying for dinner, and she eats like a pig, so you better make some extra food. Quit eating like a pig in this fancy restaurant—you're spilling stuff all over the tablecloth!
See also: eat, like, pig
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.

eat like a pig

INFORMAL
If someone eats like a pig, they eat a lot of food, often in a greedy or unpleasant manner. He was the sort who could eat like a pig and never put on weight. They ate like pigs. I'd never seen anybody eat like this.
See also: eat, like, pig
Collins COBUILD Idioms Dictionary, 3rd ed. © HarperCollins Publishers 2012
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References in periodicals archive ?
I eat like a pig, and I've got so much anxiety, it comes flying out."
You're so skinny, and you eat like a pig.' It embarrasses me."