What is the meaning of Booby?

A stupid person.

Any of various large tropical seabirds from the genera Sula and Papasula in the gannet family Sulidae, traditionally considered to be stupid.

In the game of croquet, a ball that has not passed through the first wicket.

To behave stupidly; to act like a booby.

To install a booby trap on or at (something); to attack (someone) with a booby trap.

Stupid; unintelligent.

A breast.

Displaying breasts prominently.

Having large breasts.

Source: wiktionary.org