female - urinating on the person you're having sex with during your period, ONLY if blood is involved.
male - urinating on the person you're having sex with if there has knowingly been blood in your urine that day.
other - a section of Chester, PA where the French settled
Hey Leroy, I was with this crazy bitch on the rag last night and she gave me a French Chester instead of a blowjob.
by laslo January 12, 2010
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The worst name you can call someone in dishonor of the terrible group.
Bob: I want to run it all, so that I can ball.
Bonnie: WOW, Chester French.

Fran: I want to make money running a convenience store.
Mark: Oh nice one Chester French! Like there aren't billions of people doing that already...
by CanYouDoBetterB? May 4, 2009
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Using one's tongue to floss betwixt another human's toes. Typically performed as pre-coital foreplay among incestuous peoples.
"YEEEEEE! Give 'er the ol' Chester French! Those toes are filthy..."
by Splorpy January 24, 2021
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