grub out (on something)(redirected from grubbed out)
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grub out (on something)
To eat (a specific thing) gluttonously or to excess. "Grub" is a common slang for food. Once a month, my friends and I get together to grub out on pizza and watch cheesy horror movies together. They had enough food at the party to ensure everyone would be grubbing out all night long.
Farlex Dictionary of Idioms. © 2015 Farlex, Inc, all rights reserved.