1 definition by Aracnide

NN stands for the latin "Nomen nescio", that means "i do not know the name". In Italy it was used on birth certificates when the father or the mother was unknown. "Son of NN" became a very offensive phrase and it was abolished on official certificates, but some people still use it as an insult.
"He stole my car! That son of NN!"
by Aracnide August 19, 2018
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