Top Definition
Wherein one farts while sitting still and/or in a confined space, accidentally or intentionally, forcing him/her to smell their own fart until it dissipates.

As opposed to Crop Dusting.

Derived from when one mis-throws a flash bang grenade in Call of Duty, usually hitting a wall or backside of a teammate, causing it to explode right near you, disorienting oneself instead of the enemy.
I flashbanged myself at work today because I couldn't leave my cubicle. It stank for a minute but then it went away.

I think Mike flashbanged himself because I saw him sniff the air he was sitting in a few times, after which he had a disgruntled look on his face.
by DAMU21 April 08, 2011

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