I. ˈwä-ˌhü, ˈwȯ- noun
( plural wahoos )
Etymology: origin unknown
Date: 1770
: winged elm
II. noun
( plural wahoos )
Etymology: Dakota wãhu, from wã- arrow + hu wood
Date: 1857
: a shrubby spindle tree ( Euonymus atropurpureus ) of chiefly eastern North America that has purple capsules which in dehiscence expose scarlet-ariled seeds — called also burning bush
III. noun
( plural wahoos )
Etymology: origin unknown
Date: circa 1900
: a large vigorous mackerel ( Acanthocybium solandri ) that is common in warm seas and esteemed as a food and sport fish
IV. ˈwä-ˈhü interjection
Date: circa 1924
chiefly West — used to express exuberance or enthusiasm or to attract attention