A big fat greasy ass kid, commonly in his early teens, who has a tendency to physically exert his sexual desires aswell as put his hand in his pants during public situations. There is a large chance that a 'grubby boy' is a future nonce. If you know any grubby boys, DM me cause I want them (no homo)
by 567;D888 November 23, 2018
Usually used to describe something in a negative manner. But in terms of “grub/food” if seen as grubby can be seen as good or appealing
by Grub hub July 10, 2021
Referring to the play-style, demeanour, and fans of The North Melbourne Football Club, colloquially known as "The Roos"
"The North Melbourne Football Team are okay, but boy oh boy, their on-field performance is almost as grubby as their fans"
by AmandaOut July 16, 2022
by Thedumbestmanalive April 11, 2022
by avoid33 November 21, 2020
by Christian is "Grubby" April 17, 2015
by Thotone April 26, 2024