Interjection
yoo hoo
(dated) An interjection to grab someone's attention.
Yoo hoo! Over here!
yoo-hoo
Used to call to someone at a distance or to gain someone's attention.
yoo hoo
How do you say yoo-hoo in Arabic?" "I believe that yoo-hoo could be part of a universal language," Dan said. "Like ow. Or- you're stepping on my foot." "That's universal?" "No, you're stepping on my foot. Ow." Amy moved. Jude Watson