HI definition: 1. used as an informal greeting, usually to people who you know: 2. written abbreviation for the…. Learn more.

The meaning of HI is —used especially as a greeting. How to use hi in a sentence.

A friendly, informal, casual greeting said when meeting someone. Hi, how are you? I just dropped by to say “hi”.

Oct 1, 2023 · What is the meaning and origin of the word “hi”? Learn how this word has been used to greet and express interest in others.

Definition of hi exclamation in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

HI in American English abbreviation Hawaii (approved esp. for use with zip code)

Hi is a commonly used informal greeting or salutation exchanged between individuals, typically used to initiate a conversation or acknowledge someone's presence in a friendly and casual …

hi (haɪ) sentence substitute an informal word for hello [C20: originally US, from hiya]

Jun 23, 2025 · Interjection hi A friendly, informal, casual greeting said upon someone's arrival. Synonyms: hello, greetings, howdy Hi, how are you? I just dropped by to say “hi”.

In Lists: Top 2000 English words, Spoken greetings, Things you say when someone gets home, more... Collocations: say a quick hi (to), [waved, nodded] to say hi, stop [to, and] say hi, more...