When someone defecates grub size pieces of fecal matter into another persons tub. Similar to an upper decker, but more visibly noticeable. The fecal matter resembles a grub, slowly on its way down the reservoir that is the bath tub drain.
Dude, I totally left a tub grub in my roommate's bathroom. He's going to be so pissed if he ever finds out it's mine.
by DoppleGanger14 June 19, 2011
If you are in a bar and a man or woman (depending on your preference) is next to you offer them a drink. After you have done that if she says yes then ask her if she/he likes "dat bar grub" if he/she says yes then get them a packet of crisps from the bar
Peter: Did you go out last night, did you ask anyone out?
David: Nah, but she likes that bar grub though
David: Nah, but she likes that bar grub though
by jlmcnulty February 10, 2017
by so call FrEsHs d porter December 24, 2009
Greg: Dude... I'm not doing it.
Randy: You gotta Grub on the Chub if you want her to keep calling you back, bro.
Randy: You gotta Grub on the Chub if you want her to keep calling you back, bro.
by pynchen June 26, 2013
A girl who gets with lots of boys and is well known among the community even if she dosen't know this herself. To be 'dirty' or 'slutty' without care. Usually teenage girls fall into this category.
by Phallanges August 24, 2010
by arachneo March 14, 2006
To have worm-like, odd, gremlin-esque energy and interests; can be associated with either nature or dirty alleyways, however the second would be a city slicker dirt grub.
1.) Charlie Kelley from Its Always Sunny is a dirt grub.
2.) I spent all night high in my backyard and practicing my Michael Jackson impersonations.
2.) I spent all night high in my backyard and practicing my Michael Jackson impersonations.
by dirtgrubgod July 26, 2019