1 definition by Lauthaha

Top Definition
(noun): A foolish or stupid person who is easily frightened; a yellow-bellied idiot. (A compound word formed by combining the words "nincompoop" and "pussy")
Cletus bumped his head on the ceiling fan again and screamed like a little baby, thinking it was a ghost. He's such a nincompussy.
by Lauthaha January 12, 2011
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