Definition from Wiktionary, the free dictionary
See also ООН
Alternative forms 
ooh (with as many 'o's as needed to express the length of the utterance)
- An expression of surprise.
- An expression of awe.
- The sound made to imitate a ghost.
- Used sometimes because of affection
- To go ooh
See also 
- IPA: /au/, /uː/
ooh f (plural oohyn)