slang To eat something. Got anything to grub on? I'm starving. The kids are grubbing on some chips and watching TV right now.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.
grub on something
in. to eat something. What are you grubbing on? It looks horrible.
McGraw-Hill's Dictionary of American Slang and Colloquial Expressions Copyright © 2006 by The McGraw-Hill Companies, Inc. All rights reserved.