I. ˈyā-(ˌ)hü, ˈyä- noun
( plural yahoos )
Date: 1726
1. capitalized : a member of a race of brutes in Swift's Gulliver's Travels who have the form and all the vices of humans
2.
[influenced by yahoo (II)]
: a boorish, crass, or stupid person
• ya·hoo·ism -ˌi-zəm noun
II. yä-ˈhü interjection
Etymology: perhaps alteration of yo-ho, interjection used to attract attention, from yo + ho
Date: 1870
: yippee