Whoo
/wuː/noun
An interjection expressing excitement, surprise, enthusiasm, or exhilaration.
Did you know?Whoo is generally treated as a variant of woo, an expressive interjection whose origins are imitative rather than derived from a specific ancient word.
Etymological Timeline
Middle English
English
wō
“An exclamation expressing sorrow, distress, or emotional intensity”
15th–16th Century
English
woo
“An expressive cry, later used for excitement or encouragement”
19th Century
English
whoo
“A spelling variant of woo, increasingly used for excitement or exhilaration”
20th Century
English
whoo-hoo
“A celebratory cry formed by repeating and extending the interjection”
Modern English
English
whoo
“A cry of enthusiasm, triumph, surprise, or exhilaration”