A mistake.
A prison; jail.
A breast, especially that of an adult or adolescent female human.
An idiot; a fool.
To make a mistake.
To behave stupidly; to act like a boob.
An error; a blunder.
A pitch which was intended to be pitched in a hard-to-hit location, but instead ends up in an easy-to-hit place.
To understand wrongly, taking one thing or person for another.