A dirty, uncouth person who does not have proper hygeine, often characterised by a low level of education, often engaging in disgusting behaviours and often associated with hardcore illicit drug use.
Look at the grubs hanging around the Methadone clinic.
by Alan344 September 08, 2009
Slang Commonly used in America. A dirty, slimy person who does not have proper hygeine, talks in incomplete sentences and generally as very uncouthe behavoir
Hey mom look at that kid he is a grub
by Jesus767 August 30, 2009
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 19, 2006
something you put in your mouth and hope it comes out the other end
rub a dub-dub wheres my grub?
by eConnor February 24, 2005
one who comes to the olive garden only for the free salad and bread sticks and complains so much that they stop the order; when the bill comes for dinner he will wait till theres change and take out more then he put in; is known to order only water cause of the cost; cheap
How are we short, Tony took all the fives again
by Big-T November 05, 2004
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 20, 2002
Feral humans who couldnt be fucked pronouncing words correctly because they seem to think that it may infringe on the time they spend bludging $$$$ out of the government...or gubment if you prefer. Also prone to name their children after characters in "The Bold & the Beautiful"
Government = Gubment
Daughter = Dawwwda
Toilet = Torlet
Kitten = Kiddn
Cunt = Carrrrrrrn
Fucking = 'kn
Excuse me = OI!

"Ridge you 'kn liddel carrrn! If ya darn stop 'kn roun wif dem 'kn bikes I'll com ova there n kn' floor ya, boy."
by btrix January 14, 2005
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 07, 2006

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