Definitions

1. noun

A man’s erection, especially an unwanted one.

“He was nervous and got a boner in class.”

2. noun

A silly or embarrassing mistake.

“That was a major boner on the team’s part.”

3. noun

A small, rounded piece of wood or other material used for holding or shaping something.

“The craftsman used a boner to secure the wooden beam.”

4. verb

To cause a man to become erect, especially in an unwanted manner.

“The sight of the girl in the swimsuit boned him.”

5. verb

To make a silly or embarrassing mistake.

“He boned up during the meeting and had to apologize.”