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The after-effects of a long wanking session that results in the forementioned wanker falling into a wank-induced coma...leading to total loss of memory of the wanking.
Her: So you just jerked it all night?

Him: I don't know, I must have jerknesia.
by Project TB September 22, 2009
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Apr 21 Word of the Day
I've been jabbed
by Francesco II March 20, 2021
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