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Semen Blaster (n.)
1: The male counterpart to a cum dumpster
2: One who blasts semen into a cum dumpster
3: A stallion of a man that conquers many women, cum dumpsters or otherwise

Note: "Semen Blaster" may be used with a positive or negative connotation.
1 (Positive Context):
Tom: I heard Michael Phelps pounded like, thirty gymnasts in the Olympic village.
Barry: That's awesome! Phelps is a semen blaster.

2 (Negative Context):
Tom: Hey Barry, did Felix pound that cum dumpster Tanya last night?
Barry: Yeah, Felix porked her. He's a real semen blaster.
by Jake Dikshit August 12, 2012