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Nenen
It means boobs.

Usually used by prinary kids in Asian countries.
Usually written as NNB in school exercise books.
Jack: Ashley's nen nen bo is as big as a char siew bao!!!
Hugo: I agree! How i wish i could touch it and eat it.
Emily: Can you guys stop being disgusting?
by Zeph Turbo May 15, 2018
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