The story
- Hokkien · borrowed from姦恁娘母臭膣屄 /奸恁娘母臭膣屄“fuck your mother's stinking cunt”
- English todaykan ni na bu chao chee bye
Combination of kan ni na bu + chao chee bye, from Hokkien 姦恁娘母臭膣屄 /奸恁娘母臭膣屄 (“fuck your mother's stinking cunt”).
Etymology from Wiktionary, CC BY-SA 4.0.