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This is when jizz takes so long to exit the penis that parts of it solidify and form gooey lumps or 'chunks'
Guy1: I was beatin my love-rod last night and i fell asleep just as i was about to blast
Guy2: Shit buzz man, what happened?
Guy1: I woke up and my pubes were covered in 'Chunkyspunk'
Guy2: Nasty man, that shit went lumpy overnight, you should be more careful
by jappy jappy jappy January 09, 2011
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