Look at that dirty little prick over there scratching his arse, he must have Bum Grubs (ass maggot or arse maggot). He laid a turd and it was crawling with Bum Grubs.
by Jimmy B from Oz December 22, 2009
Get the Bum Grubsmug. by the bobs January 17, 2014
Get the hows your bum for grubsmug. “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
Get the Bum Grubmug.