C'est comme pisser dans un violon. *
* It's like pissing in a violin.
Expression used here and there by Some People
Used to describe something useless and ineffective, or to complain about not being listened to after asking somebody to do something. Pissing in a violin is ineffective, it won't make a sound.
"Quand je demande à ma fille de ranger ma chambre, c'est comme pisser dans un violon !"
"When I ask my daughter to clean her room, it's like pissing in a violin!"
Added January 2021 by verenafr
3 out of 6 French speakers have heard this