An Italian expression (the use is very common specifically in Rome) that in English means " Your fucking dead relatives". In italian it makes more sense, trust me
A: Sorry! I didn't see you, oh god my yogurt is all on your gucci shirt!
B: Li Mortacci tua! You fucking idiot!
B: Li Mortacci tua! You fucking idiot!
by ItalianHoe March 03, 2019
by Nagasakia March 15, 2016