Top Definition
A silent and seemingly minute fart that is instantanously smelt as soom as it leaves your buttcheeks. It has a lingering essence to it that can usually be smelled from clear across the room, house or classroom.
Dudette 1- "I was in Math yeterday and let an Atomic Toot loose, so bad, the class uproared in an EWWWww!" She wispered to her friend.
Dudette 2-"Remember how I got into that accident the other day?"
Dudette 1-"Yea, I remember. The one with your Mom." she replied.
Dudette 2-"Well, I let an Atomic Toot out so ferocious that it 'Did' Knock my Mom out!"
by Daravouchi October 11, 2013

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