1: v. to fail to participate in something because of moral or social misgivings, or due to lack of courage.

2: v. more polite version of the verb "to puss out"
"I don't know man. What if we get caught?"
"Don't wuss out on me man! Don't you have any balls?"
by VulpinePilot December 20, 2007
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A perfectly reasonable explanation for not attending or going through with something. People who do this should be admire and revered.
Person 1: "Alice is wussing out of going to a cocktail party. "
Person 2: "Good for Alice, I always knew she was awesome!"
by ElbowJoint April 9, 2010
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