A person who seems determined not to have a good time and refuses to play or interact with others. Someone who generally has a negative attitude. In some cases people can become wet blankets because they cannot win the games the others are playing or continously lose, and as a result give up, becoming a wet blanket. It is important to note the continous offenses as a wet blanket can result in becoming a soggy biscuit
1. Zane: "No, you guys always abuse me, I'm tired of playing, I quit!"
Us: "Don't be a wet blanket... You know what? You've done it to much, now you're just a soggy biscuit