Synonyms:
hello, hullo, hi, howdy, how-do-you-do
Meaning: an expression of greeting; "every morning they exchanged polite hellos"
Usage examples
"Hi, there!
Hi! Get up there!
"Hi, Spotty!" he shouted.
Let one but float my way, and, hi, presto, I seize it.
He would answer to "Hi!" or to any loud cry, Such as "Fry me!" or "Fritter my wig!" To "What-you-may-call-um!" or "What-was-his-name!" But especially "Thing-um-a-jig!"
"It's excessively awkward to mention it now-- As I think I've already remarked." And the man they called "Hi!" replied, with a sigh, "I informed you the day we embarked.