whoo
/wuː/interjection, noun, verb
whoo is spelled W-H-O-O: 4 letters and one syllable. It appears about once in every 2 million words in written English, the 37,459th most frequent word form (wordfreq, 2021 data). As an interjection, whoo means “An expression of joy and excitement” (English Wiktionary, September 2026).
How many letters and syllables are in whoo?
| Letters | 4: W-H-O-O |
|---|---|
| Syllables | 1 (from its American pronunciation) |
| In writing | about once in every 2 million words; the 37,459th most frequent word form |
| Wrong spellings searched | none measured in search |
| Pairs people search | |
| Sounds like |
Sources: letters and syllables from the English Wiktionary's hyphenation or pronunciation and the CMU Pronouncing Dictionary; written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media); Bing searches in the United States: the average month from September 2025 to August 2026 (Microsoft Advertising keyword data through DataForSEO, read September 30, 2026).
How common is whoo?
Whoo appears about once in every 2 million words in written English, the 37,459th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
How do you pronounce whoo?
- /wuː/
Whoo has one syllable (counted from its American pronunciation in the CMU Pronouncing Dictionary).
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: LL-Q1860_(eng)-Vealhurl-whoo.wav, LL-Q1860_(eng)-Wodencafe-whoo.wav, Wikimedia Commons (author and licence on each file's page).
Words people confuse with whoo
Word pairs people search, with the monthly searches for “a vs b” (G: Google, B: Bing, United States).
Sounds like: woo (Wiktionary's homophone list; some hold only in some accents).
Also written: woo.
Sources: Google and Bing searches (September 2025 to August 2026, through DataForSEO); English Wiktionary (homophones, alternative spellings).
Forms of whoo
- woo
- wooh
- hoo
- hoot
- whoos plural, present, singular, he/she/it
- whooing participle, present
- whooed participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
What does whoo mean?
The meanings the English Wiktionary records, quoted as written there (source below).
interjection
- 1
An expression of joy and excitement.
- 2
The wailing of a ghost.
- 3
The cry of an owl.
noun
- 1
A "whoo" sound; the cry of an owl or similar.
verb
- 1
To make a whoo sound, of delight, whistling, or of an owl etc.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).