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1. (n.) Fucking multiple partners in a row.

2. (n.) A streak of cum left on the sheets, car, table (or any other surface) after fucking.

3. (n.) A stupid person.
1. "Dood did you hear about Tom? He went on a total fuckstreak last week and banged 13 chicks."

2. "I can tell my roommate fucked on my couch; she left a fuckstreak."

3. "Why are you such a fuckstreak?? Get your shit together!"
by Jackass 3 April 04, 2011
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