hallo

/həˈloʊ/
interjection
  1. Used as a greeting or to attract someone's attention.
    • Hallo, is anyone there?
    • Hallo, how are you today?
    • She waved and called out, 'Hallo!'
Synonyms
noun
  1. A cry or shout used to greet someone or get their attention.
    • Her hallo echoed through the empty hallway.
    • He gave a loud hallo across the field.
    • I heard a friendly hallo from behind me.
verb
  1. To shout or call out to someone, especially as a greeting or to attract attention.
    • The hikers halloed to each other from the mountain peaks.
    • She halloed to her friend across the street.
    • He halloed loudly to warn the others of the danger.
Synonyms
What does "hallo" mean? | whatsthatwordmean | whatsthatwordmean