crumbin 

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.

crumbin by Pompous Smurf July 28, 2006

Crumbin 

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.

Crumbin by Jake Manchester January 23, 2014

crumbin' 

to describe something very good

Bruv, that party last night was crumbin'.

crumbin' by serita May 3, 2008

Crubbing 

Attempting to masturbate while crying.

Realizing she could never have her true love, Mackenzie spent her evening crubbing until her fingers were numb.

Crubbing by Schistforebrains January 10, 2012

Crumping 

Crumping is a full body twerk which involves a lot of core muscles

Girl1: You’ll never guess what I learnt?
Girl2: wha?
Girl1: I’m rlly good at crumping!

Crumping by RainyRose April 28, 2020

Crumblin'

When you so damn tired that just about anything is hilarious.

"Ay man look at my cot"
*Uncontrollable laughter*
"Bro that wasn't even funny"
"My bad, I'm Crumblin' "

Crumblin' by anonymous July 10, 2021

Crubbing 

Crubbing, the act of clubbing and rubbing. I.E clubbing whilst dancing and feeling people up.

Lets go find some girls and go crubbing.

Can't wait to go crubbing with some fitties.

Everyone loves a bit of crubbing

Crubbing by PrincessBewbs June 23, 2014