A variation on 69 wherein two people who care about each other will lick each other's assholes simultaneously.
Gladys, you wouldn't believe it! When I opened the door to tell the boys that breakfast was ready, they were wrapped up in a French knot!
by Michael J.C. October 2, 2006

by rigamortis tortoise December 1, 2010

Subject A, wearing a blue striped shirt and a beret, lowers Subject B via an elaborate system of pulleys and cables onto a baguette, derrier-premier
I went to Paris and Francois gave me the ole’ french elevator. Needless to say, i have not been back to Paris.
by French Elevator #1 November 13, 2020

A situation where 2 people simultaneously perform the cupcake movement on each other after farting at the same time. The exact opposite of barter, due to it being 'a double coincidence of do not wants'
"I trust last night went well, Sir?"
"Bally terrible unfortunately Jeeves, i was planning to cupcake Aunt Agatha and at the very moment I gave it to her she turned and gave me one right back!"
"Ah, 'The French Exchange' Sir, a rare and exotic beast"
"Quite, Jeeves, quite- i've half a mind to leave her my Richmond Regards"
"Very good Sir"
From Jeeves and the Bottomist by P.G. Wodehouse
"Bally terrible unfortunately Jeeves, i was planning to cupcake Aunt Agatha and at the very moment I gave it to her she turned and gave me one right back!"
"Ah, 'The French Exchange' Sir, a rare and exotic beast"
"Quite, Jeeves, quite- i've half a mind to leave her my Richmond Regards"
"Very good Sir"
From Jeeves and the Bottomist by P.G. Wodehouse
by Captain Tomson June 1, 2010

Discharged douche mixture. The hallmark of a French Brine is the douche liquid is administered into the vagina then held. Rather than eliminating the douche into the toilet or shower drain, the douche nozzle is reinserted and the juice is siphoned back into the bottle.
by Eaton Holgoode March 2, 2017

A sexual act which involves a person jacking you off and then as you are about to cum they put your dick into a guillotine and chop the head of your penis off.
by z4sniper September 4, 2019

A girl who likes to parade around her ability to speak French even though she isn't of French origin, didn't ever go to France, and judging by how ugly she is- has probably never even been French kissed.
by shayshayshazam December 2, 2010
