What is the meaning of Hooter?

A person who hoots.

The horn in a motor vehicle.

A siren or steam whistle, especially one in a factory and used to indicate the beginning or the end of a working day or shift.

A nose, especially a large one.

An owl.

A woman's breast.

A penis.

A large cannabis cigarette.

The tiniest amount; a whit or jot.

Source: wiktionary.org