interjection. A friendly, informal, casual greeting said when meeting someone.
adj. Informal spelling of high, often hyphenated.
n. "Hi" or similar greeting.
Word Usage
"+ only works on the next key pressed (Excluding other modifiers, like Ctrl, Alt, Shift, or WinKey). +hi would make "Hi", while {ShiftDown} hi {ShiftUp} would make "HI"."