oohPronunciation: (OO), [key]
(used to express amazement, satisfaction, excitement, etc.)
the exclamation “ooh.”
to utter or exclaim “ooh.”
2. ooh and aah,
to exclaim in wonder or admiration: The crowds oohed and aahed at the spectacular fireworks.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.