HiPronunciation: /ˈhaɪ/Hi (interjection)A word used to greet someone in a friendly way.ExamplesHi, how are you doing today?Hi, it's nice to see you again.Common collocations: say hi, friendly hi, quick hiSynonyms of HiInformalheyhowdyNeutralhelloRelated Wordsheyhowdyhellohighhikehinder