whoo

Interjection

1. An expression of joy and excitement.

   Synonyms:

   yay

2. The wailing of a ghost.
   • "You are mistaken; I am a ghost; whoo!" said I, choking back my rage.1949, Robertson Davies, The table talk of Samuel Marchbanks
   • Then he held up his hands and let out a weak ghost-howl. "Whoo?" he moaned, in a tiny voice.1996, R A Noonan, Wild ghost chase
3. The cry of an owl.

   Synonyms:

   tuwhit tuwhoo

Noun

whoo (plural whoos)

1. A "whoo" sound; the cry of an owl or similar.

Verb

whoo (third-person singular simple present whoos, present participle whooing, simple past and past participle whooed)

1. To make a whoo sound, of delight, whistling, or of an owl etc.
   • "Upon my honour!" cried he, "there was never before such a beautiful thing in Nature or Art as you look, 'Cousin' Tess ('Cousin' had a faint ring of mockery). I have been watching you from over the wall—sitting like Im-patience on a monument, and pouting up that pretty red mouth to whistling shape...1891, Thomas Hardy, Tess of the d'Urbervilles, Part 6