look up any word, like eight ball:
 
1.
recieving a blowjob while taking a shit.
I got a chumbley before class.
by Ross October 08, 2003
 
2.
The hard, evil, cork-like turd holding back painful diarrhea.
I had to go so bad I was nauseous, but that damn chumbley just wouldn't budge!
by McAwesome2014 June 06, 2014