When someone drops a dookie SO huge or SO hard that it clogs the shitter - even multiple flushes won't "budge the fudge".
Joey ate so much pizza that he left a bowl-buster in there ! I'm gonna need a plunger and two pounds of C-4 to get that mutthafukka outta there !
by Painus inthe anus November 28, 2011
a much larger than normal bowel movement
Man, I must have lost 10 pounds after that bowlbuster!
by A.Nuss November 16, 2011
A massive dump that, with its girth, breaks the toilet bowl.
"John, What are you doing?"
" I have to replace the fucking toilet. Amanda had Indian food last night and laid out a real Bowl Buster."
by Bryan Hodges April 13, 2008

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×