hoot

A short, loud sound, like an owl's call or a car horn.

"We heard an owl's hoot in the distance."

To care or be concerned about something (used in negative phrases).

"I don't give a hoot what they think."

An act of loud laughter, or something considered very amusing.

"The party was a real hoot!"

To make a short, loud sound, or to express disapproval loudly.

"The crowd began to hoot at the referee."