1. A son of one's close, dear friend;
2. A godson, without the religious significance.

A portmanteau of "nephew" and "faux."

Alternative spellings: nepheux, nephaux, nepheax less common
"Is this your son?"

"No, he's the son of my friend since childhood."

"Ahh, then you're his n'uncle and he's your nepheaux, eh?"

"Quite right."
by physix July 18, 2013

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