hoot

Short definition from Wiktionary

Noun

1. 1
   A derisive cry or shout.
2. 2
   The cry of an owl.
3. 3
   A fun event or person.
4. 4
   A small particle; a whit or jot.
5. 5
   Money, especially in the form of cash given as payment.

Verb

1. 1
   To cry out or shout in contempt.
2. 2
   To make a hoo, the cry of an owl.
3. 3
   To assail with contemptuous cries or shouts; to follow with derisive shouts.
4. 4
   To sound the horn of a vehicle.

Proper noun

1. 1
   A surname.