1 definition by iddup

O'Donnell

The standard unit of volume of a fart. 1 Rosie O'Donnell is equivalent to 20 oz. of farts.

person 1: "Man I blew the biggest fart last night!"
person 2: "Really? how big was it?"
person 1: "I dont konw, but it mus have been at least 2 Rosie O'Donnells."
person 2: "Holy shit, 2 O'Donnells?!"

by iddup May 9, 2011