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Noun. A South African word deriving from the English word Yahoo as in the search engine. First used circa July 2010

1) Ya-hoow is a 'cool' way of saying Yahoo a noise commonly made when cheering, often after jumping off something

2) Ya-hoow is also a 'cool' way of referring to the search engine known in English as Yahoo.
Example 1)

Person jumping off a diving board: "Ya-hoow!!!!"

Example 2)
Tom: "Hey Becca, do you know any good restaurants?"

Becca: "Nah, just see what Ya-hoow says"
by heapsmissage_90 December 07, 2010
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