hello

/həˈloʊ/
verb
  1. To greet someone by saying 'hello'.
    • I helloed my neighbor as I passed her in the hallway.
    • She helloed the crowd before beginning her presentation.
    • They helloed each other warmly at the airport.
interjection
  1. Used as a greeting when you meet someone or start a phone call.
    • Hello everyone, thank you for coming to the party.
    • She picked up the phone and said, 'Hello?'
    • Hello, my name is Sarah. It's nice to meet you.
  2. Used to attract someone's attention or express surprise.
    • Hello, that's not what I expected to see.
    • Hello! Is anyone in there?
    • Hello, what do we have here? A lost puppy?
Synonyms
Antonyms
noun
  1. An act of greeting or saying 'hello'.
    • Give your grandmother a hello when you walk in.
    • A friendly hello can make someone's day better.
    • He didn't even offer a hello before starting his speech.