bye

bye — exclamation

1. a friendly word you say when you are leaving someone or ending a phone call.

1.感嘆詞A1
釋義

a friendly word you say when you are leaving someone or ending a phone call.

例句

Bye, Marcus! See you at the party tonight.

casual leave-taking with a name

Lina waved from the train window and shouted, 'Bye, Mum!'

scene-setting around a parting

同義詞
  • goodbye

    slightly more neutral; works in both spoken and written contexts

  • see you

    very informal; suggests you expect to meet again soon

  • farewell

    literary or solemn; used for long or final partings

  • cheerio

    British informal; sounds cheerful and a bit old-fashioned

反義詞
  • hello

    the matching greeting when meeting someone

  • hi

    the casual matching greeting

用法筆記

Informal register; in formal letters or speeches use 'goodbye' or 'farewell' instead. Often doubled as 'bye-bye' when speaking to small children or when waving someone off.

常見錯誤

❌Dear Sir, Bye.
✅Dear Sir, Yours sincerely,
💡'bye' is too casual to close a formal letter or email.

bye — noun