by Miami Bob December 29, 2020

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

by Thedumbestmanalive April 11, 2022

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 messy bun October 25, 2017

by Thotone April 25, 2024
