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An inordinately girthy and long penis. Typically that of the porn star variety and not your average male. Induces watery eyes, gagging and lots of saliva when orally copulated.
When me whipped out his gagmeat I could barely fit it in my mouth.

Braaaaaahhh. Your mom told me she's ready for some gagmeat.

The first time Rachel experience giving head to a dude with gagmeat, he eyes watered.
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by Ben Dribblin April 17, 2017
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