(used as an exclamation of greeting); hello!
an informal, simplified spelling of :
Hawaii (approved especially for use with zip code).
Meteorology. heat index.
an informal word for hello
an expression used to attract attention
greeting, 1862, American English (first recorded reference is to speech of a Kansas Indian), originally to attract attention (15c.), probably a variant of Middle English hy, hey (late 15c.) also an exclamation to call attention. Extended form hiya attested from 1940.
A salutation upon meeting: The staccato cry of ”Hi!,” which we judged to be the almost universal greeting
[first form 1862+, second 1940+; probably based on hi, ”hey,” exclamation used to call attention, found by 1475]
1. Hawaiian Islands. 2. Meteorology. heat index. Hawaiian Islands
Hearing Industries Association
Health Insurance Association of America
[hahy-uh-lee-uh] /ˌhaɪ əˈli ə/ noun 1. a city in SE Florida, near Miami: racetrack. /ˌhaɪəˈliːə/ noun 1. a city in SE Florida, near Miami: racetrack. Pop: 226 401 (2003 est)