nnb

Short for NI NA BU, a swear used when angry or in agony

NNB he juz punched my balls!

by Huahah November 04, 2004

NNB

Nin Na Bay, Singlish expression just like in English - BLOODY HELL!

NNB, miss the 1st prize lottery just by a digit.

by Luan Joo Kong July 31, 2009

NNB

Someone who has a nasty nigger butt.

Danny has an NNB bro.

by Dusty dolphin May 29, 2025