noun. a person who frequently depletes resources of some short (most often, but not limited to - food)

see also (bogart)
that stupid grub ate all the damn fritos again
by mullett December 21, 2002
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Word used to describe the action of getting hight/stoned/ripped or twisted out of your skull on the dankest shit one can procure
Reefer 1 "Lets get some grub"
Reefer 2 "Sounds good to me"
Reefer 3 "Not that dirt shit that we had for the past 3 days"
Reefer 1 "Fuck no, I stole some from the hospital"
by [AoH] Reefer Head Clan July 8, 2006
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A stopper you put in the end of a rolly / joint to stop the tobacco / weed from falling out while you insert a roach in the other end.
While rolling a joint Annie used a smoke butt as a grub as it fit like a glove.
by Large Professor February 20, 2006
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Dog Food for wild animals (referring to wild humans)
by tracie patterson March 28, 2003
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Eating heavily like you've never seen food before.
I knew Shaniqua was pregnant when I saw her grubbing on that burger. Damn!
by Fifi fiferton May 2, 2008
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A boot loader for linux (GRand Unified Bootloader)
Person 1: Do you have grub
Person 2: yeah i have food
Person 1: no the bootloader dumbass
by Milkiekid January 7, 2021
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Grub is a dirty, inbred, illiterate creature who was a member of hood irony university Hood vine dababy street rapper server Chapter 3 Season 2.

He is known for being an ugly human being who works in a shop in his inbred town
I hate Grub I hope he dies
by dababytwerk August 15, 2022
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