grub on(redirected from grub on it)
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.