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When two people engage in sex really passionately. Also, when one sports team beats another team by a large margin.
The Kansas City Chiefs thunderhumped the Patriots on opening day in 2017. Tom Brady cried man tears and Marky Mark felt sheepish
by Thedoggles August 10, 2018
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someone usually a male that sleeps with several woman and is really horny
Man:I am sleeping with 3 girls and none of them know about each other
Other Man:You fucking thunder hump
by YMCT June 18, 2016
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