verb/tʁu.e l(ə) ky/
to be a shocker (to), to gobsmack, to astonish, to stun; to piss off, to annoy the hell out of; to hurt, to kill, to be too much to ask of
“Ça te trouerait le cul de dire merci ?” — Would it break your back to say thank you?
Synonyms: stupéfier, péter le cul, casser les couilles, arracher la gueule