the act of beggin most commonly a crach head that begs for crumbs, your change or anything you have to spare
quit yo crumbin and get the whole rock.
by Pompous Smurf July 28, 2006
2 more definitions
To drop crumbs near a gluten intolerant or wheat allergic persons area
You cant eat your sandwich here. I cant have you crumbing in my zone. You know I'm allergic to that stuff.
by Jake Manchester January 23, 2014
to describe something very good
Bruv, that party last night was crumbin'.
by serita May 03, 2008