When the testes get really cold and shrivel up and get tight and hard - the wrinkles are the washboard and the testes are the nads!
Dad: Son, why the hell did you turn the AC down so low? It's freezing!
Son: I'm trying to get washboard nads motherfucker!!!
by bonedish July 6, 2017
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(adj) Describes a woman's ass that is flatter than a one-sided pancake. Washboard asses are usually found on woman with a huge rack.
Dude 1-Holy crap! You see that girl down at the end of the bar? Her tits are spilling out of her shirt!

Dude 2- Yeah, I've seen 'em and they're nice but do you see her washboard ass?
by mhibma April 24, 2006
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The Kentucky washboard is the act of sitting on a sexual partners abs and taking a soggy, chunky dump on them and rubbing it in with you dirty ass cheeks.
"Son last night I gave your Mom a Kentucky washboard,and shes still picking out pieces of Tuesday nights pot roast out of her bellybutton"
by Effen Shine Box!!!! August 18, 2009
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A stomach with well developed abdominal muscles
Wow, your abs look great! We saw you this afternoon and we don't remember you having an over-sized washboard stomach!
by Susieblue January 3, 2014
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The sound of a washboard being played, but generated solely by computer hardware or software synthesis.
No real washboards are folded, spindled, or mutilated when synthetic washboards are being employed.
The smartphone video game, "Undersea Match & Build" has plenty of synthetic washboards in one piece of its zax.
by Telephony October 21, 2019
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It's when a girl (or a guy) is riding you with her front facing you and you start poopin in your hands secretly. Then you take the poop and you rub it up and down the girl's back like a washboard.
John drew a smiley face after giving Jeff a Wooster Washboard.
by Kirk Johnson September 6, 2006
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