A person who is very petty about most things and expresses this by complaining about irrelevant stuff in a kind of annoying way, but precisely because of this it is amusing for others.

The term originates from Portugal in the early 2000s, but it has spread both in the UK and places in East Asia that speak English.
Example 1:

'S1: You touched my arm too harshly at the match. Now it hurts so much

S2: don't be such a nhonnhinhas'

Example 2:

'Peter: I like my bread toasted at 32 degrees. This is 33 degrees. Too hot!

Finn: don't be such a nhonhinhas and eat the bread'
by Nonetosay September 25, 2021
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