a person who is mischievous and has unclear intentions, a dirty child, someone who is unkept and drops crumbs while making eye contact
by littleween January 11, 2022

by fgthjk,kjmhngbcvxfetry56ui78l, February 22, 2021

by You moms moms moms mother January 14, 2017

“Did you see that guy jam his finger in that dude’s arse? He was 3 knuckles deep!”
“Yeah, that’s just Josh being a bum grub again.”
“Yeah, that’s just Josh being a bum grub again.”
by Clank clank I’m a tank August 14, 2024

A bub grub is a word you call your girlfriend when you can’t think of a nickname so you just throw some words together such as bub grub, a bub and grub.
by BigBunt69 January 3, 2022

by Synixx January 12, 2021
