grub on

(redirected from grub on it)

grub on

slang To eat something (which can be mentioned or specified after "on"). Got anything to grub on? I'm starving. The kids are grubbing on some chips and watching TV right now.
See also: grub, on

grub on something

in. to eat something. What are you grubbing on? It looks horrible.
See also: grub, on, something