nuit blanche 

Literally a 'white night' - a night without any sleep.

J'ai passé une nuit blanche.

nuit blanche by Donbass Girl August 9, 2019

Farte Blanche 

The liberty to pass gas freely without fear of discovery.

Scott: I think we should skip the Mexican food for lunch today, it gives me mad gas and we have to go back to work.
Tom: Come chill with me in the fermentation lab this afternoon. We're growing anaerobes today and the stench is so ripe you'd have farte blanche.

Farte Blanche by Iguana Girl September 25, 2005

carte blanche

unconditional authority.

I gave my boyfriend carte blanche. He can fuck me anyway he wants.

carte blanche by GSPOT1 March 8, 2007

carte blanche

Carte blanche literally means "blank check." It is a term used when person A does a favor for person B and in return requests carte blanche (aka, a promised favor in the future.) Just like a blank check can be any amount, carte blanche could could be any range of favors.

Sawyer: Help me track this boar
Kate: Ok but you have to give me something
Sawyer: What?
Kate: carte blanche

carte blanche by JLip December 6, 2005

Fart Blanche 

Permission by one's spouse to fart under the blankets while in bed together.

"Honey, you have fart blanche to fart under the blankets tonight."

Fart Blanche by bean_eater February 9, 2010

dame blanche 

When you cum on a girl's chest and poop on it afterwards.

"I f*cked this crazy chick last night, she even asked me to do a dame blanche on her!"

dame blanche by TriedItOnce April 26, 2015

Cian Richard Kevin Soliday Blanche 

A man with a chode and one testicle that only fucks elephants

Cian Richard Kevin Soliday Blanche tried to hit tori from the back while she was asleep, but he couldn’t get past the cheeks.

Cian Richard Kevin Soliday Blanche by Nut sucker 69 December 20, 2022