1) Ninky nonk is a character from the greatest fucking show of all time (In the night garden).

2) It's a funny way to insult someone without the use of vulgar language
1) Ninky Nonk is like the best character ever
2) Lad 1: You sir are a Ninky Nonk

Lad 2: Well... um... your mum gay *Runs away crying realising he's a fucking failure who got destroyed by an innocent insult*
by BigBlackNinkyNonk January 26, 2018
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