A fork of Rural Dictionary
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?"
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!"