An extreme display of manliness or sudden outburst of testosterone-influenced brilliance.
Mike's feat of eating that huge sandwich was a true mansplosion.

Whoever created the beer cozy did so in a mansplosion of an inventing streak.
by Peter A. R. December 10, 2008
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When a person ejaculates all over himself or somebody else!
I had a mansplosion all over Tyler Orchard's mom last night!
by Sum Kweer May 18, 2007
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