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The technical name for when a woman starts her period without knowing and has to run at a toilet really fast.
Jenny, Amanda and Jenny's boyfriend Aaron are at the club.
Jenny:*Runs to bathroom like she's legit competition for Usain Bolt*
Amanda: Where's Jenny off to in such a hurry?
Aaron: Shit, I think she's got flowrush.
by Zor'thak December 09, 2015
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