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A male's sexual failure in a certain sitiuation. Most likely due to the inability during that particular time to maintain an erection, or fully experience a sexual sitituation.
Yeah I kind failcocked last night, drank way to much.

A Jerry try not to failcock it tonight.
by Zamberlin January 02, 2011
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Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
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