Top definition
A Plumper Humper is someone who like's humping a fat person (male or female)
Jon is a total plumper humper and he is super proud of it.

or

Jane is a bit of a plumper humper but it makes her feel good giving like that.
by -cM June 18, 2007
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Donkey Punch Plush

10" high plush doll.

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