Top Definition
A follow up to a dirty sanchez, when one cleans off the remaining fecal matter with a forceful ejaculation.
I can't believe Charlie did a Mexican Crop Duster on Jenn last night!
by chuckinator January 02, 2009
farting in a crouded hallway after eating food from a mexican restaraunt like chipotle or taco bell.
dude,. do you smell that?!
ya, i think steve had mexican food last night i think he's a mexican cropduster today
by banana moonpie August 13, 2010
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