kan ni na bu

Etymology
From. The variant kan ni na beh likely results from a shortening of the last two syllables in  from bú-ê to be̍h.

Interjection

 * 1)  fuck your mother; fuck.

Usage notes
In Singapore, this word is usually spelled or abbreviated to. The spellings kan ni nia bu and kan lin nia bu, which follow Penang and Taiwanese Hokkien pronunciation and their Pe̍h-ōe-jī orthography, are less common but also used.