hi

Pronunciation:  US [haɪ] UK [haɪ]
  • int.Informal, Hi
  • abbr.Written abbreviation of Hawaiian Islands
  • WebHello; by hemagglutination inhibition (hemagglutination inhibition); say hello
int.
1.
<<>  used as a greeting or to attract somebody' s attention, similar as " hello" 
abbr.
2.
(= high intensity) 
3.
the written abbreviation of " high"