used to attract attention or as a call to persons

Word History

Etymology

probably alteration of yo-ho, interjection used to attract attention — more at yahoo

First Known Use

circa 1924, in the meaning defined above

Time Traveler
The first known use of yoo-hoo was circa 1924

Dictionary Entries Near yoo-hoo

Cite this Entry

“Yoo-hoo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/yoo-hoo. Accessed 23 Jun. 2024.

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