The rapid firing of several small farts, that when done correctly, sounds quite similar to a small mouse riding through the house on a motorcycle. Putt putt putt putt putt!
Mother: Um, Junior... do I hear someone passing a series of popcorn farts?

Junior: No Mother, that's just a little mouse riding through the house on a motorcycle.
by janedough March 5, 2008
With the market these days if you own anything but real estate you own a popcorn fart.
by scottlmay October 1, 2004
something that is very dry.
a peice of bread without butter or water can be drier than a popcorn fart.
by wik the wokker October 26, 2003
Coach is nothing but a popcorn fart...all the people will be chanting his new name to come...
by Dr Of Thumpanomics May 18, 2004
A regional term meaning very arid, unique to the small iron mining town of Republic, Michigan which is near Lake Superiors Southern shore. Sometimes used to describe the current weather or a super-heated Finnish sauna.
"Damn, it's drier than a popcorn fart in the month of July."
by James J Miron January 22, 2006
A fart that's hot enough to air-cook popcorn.
It's hotter than a popcorn fart in Georgia.
by Christopher Ippolito April 26, 2007
wen you have to fart for a very long period of time and it builds up in the buttox and you let go a egg smell and it feels like the popcorn exploded...and it burns like hell
it was hotter than a popcorn fart last night
by bob hastle February 15, 2004