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After two men docked (The act of placing the head of one's penis inside the foreskin of another's penis).

The men can now perform Plopping. The act of pulling apart the penises and creating a Plop noise.
What's that noise? - Oh it's just james and peter plopping ..
by JANNE BANAN October 16, 2010
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One uncircumcised man takes his extra penis skin and puts it over another circumcised mans penis, when the two men pull apart it makes the plopping sound.
Bro! Me and Jermy made the loudest plop last night when we were plopping together.
by Pan polo October 02, 2017
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A dance/walk that involves pivoting on one foot backwards then shifting weight to the other foot and continuing to walk backwards in a celebratory fashion.
Mike was totally plopping after he nailed that 3-point jumper.
by cstahoe April 30, 2008
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The practice of using multiple accounts and/or logins to manufacture the appearance of Internet Fame. The term recently jumped into meme lexicon because of a series of posts by a younger gamer named "plops" that was so transparently bad at cheerleading himself with his own forum logins, that he was laughed off the forums by most of its readers.
Douchebag 1: Hey, I'm douchebag 1! I'm famous for (fill in pointless internet thing nobody cares about).

Douchebag 1's anonymous login: Yeah he is famous for that! He's da greatess evar!!!

Everyone: Man, stop the plopping samefag.
by Zofryer October 23, 2008
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