hi1

[hahy] /haɪ/
interjection
1.
(used as an exclamation of greeting); hello!
Origin
1425-75; late Middle English hy, perhaps variant of hei hey

hi2

[hahy] /haɪ/
adjective
1.
an informal, simplified spelling of high:
hi fidelity.

HI

1.
Hawaii (approved especially for use with zip code).

H.I.

1.
Hawaiian Islands.
2.
Meteorology. heat index.
British Dictionary definitions for hi

hi1

/haɪ/
sentence substitute
1.
an informal word for hello
Word Origin
C20: originally US, from hiya

hi2

/haɪ/
interjection
1.
an expression used to attract attention
Word Origin
C15 hy; compare hey

HI

abbreviation
1.
Hawaii (state)
2.
Hawaiian Islands
Word Origin and History for hi

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.

Slang definitions & phrases for hi

hi

interjection

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]


hi in Technology

hmake interactive
Related Abbreviations for hi

hi

  1. high
  2. Hindi

HI

  1. Hawaii
  2. high intensity
  3. humidity index

H.I.

Hawaiian Islands