The meaning of hi is â€used especially as a greeting. How to use hi in a sentence. Definition of hi exclamation in oxford advanced learner's dictionary.

Ben was about to try him at home, say hi to ophelia and find out where he might be. Used as an informal greeting, usually to people who you know: Written abbreviation for the…. Learn more. We would like to show you a description here but the site won’t allow us. A friendly, informal, casual greeting said when meeting someone. Hi, how are you?

We would like to show you a description here but the site won’t allow us. A friendly, informal, casual greeting said when meeting someone. Hi, how are you? I just dropped by to say “hi”.