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The result of creating a suprise accident in the pantal area when operating under the assumption that a humorus fart would be forthcoming.
Jim really stunned the guy's when an innocent "fart on your friend", joke went horribly awry and he had hard gas.
by Vanhinely November 07, 2006
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When a person assumes that a feeling in the bowels is the harbinger for a fart but upon relieving oneself of the sensation, feces is produced.
Boy, I thought I had a fart, but ended up shitting myself,classic case of hard gas!
by Sailorguy 85 May 29, 2019
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