A guy that has one testicle that is undescended, or a guy that has had a nut removed due to testicular cancer.
That Mike Lowell is a one-nut wonder! (and his head is huge!)
by Elevcode November 23, 2005
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A man whose ballsack has only one nut. You cannot differentiate the point in where the ballsack splits into 2 balls.
Friend: “Ooh girl, how was the dick?”
Friend 2: “Girl he only had one ball. I swear he only has one testicle. That man’s a one nut wonder!”
by FinnShart June 1, 2022
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The nickname of Bryce Shetter of Decatur High School, which was given to him because he only has on nut.
Hey, Tristen! What Bryce’s nickname?

You mean the One Nut Wonder
by Meat sheath February 27, 2018
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