phrase/ʃ‿t‿ɛ ka.se/
emphasising a successfully delivered insult; gotcha, zing
“T'es comme le H de Hawaii; tu sers à rien. J't'ai cassé!” — You're like the P in pterodactyl: completely useless. Zing!
Literally, “I've broken you”; colloquial pronunciation of je t'ai cassé, from the French comedy Brice de Nice (2005).