你老母屎忽 (nei5 lou5 mou2 si2 fat1) — 'your old mother's asshole', foul language insulting one's mother when cursing someone [colloquial] in Cantonese
neiˏ₅你louˏ₅老mouˊ²母siˊ²屎fatˉ¹忽Mandarin Pinyin: ni3 lao3 mu3 shi3 hu1
Meaning of 你老母屎忽
noun'your old mother's asshole', foul language insulting one's mother when cursing someone [colloquial]