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Noun: bye-bye  'bI'bI
  1. A farewell remark
    - adieu, adios, arrivederci, auf wiedersehen, au revoir, bye, cheerio [Brit], good-by [US], goodby [US], good-bye [N. Amer], goodbye, good day, sayonara [US], so long, farewell
Interjection: bye-bye  'bI'bI
  1. An informal farewell remark
    "We all stopped to say bye-bye before her flight left";
    - cheers [Brit], chin-chin [Brit], toodle-oo, toodle-pip [Brit], ta-ta [Brit], ta-ra [UK], bye, goodbye, good-bye [N. Amer], good-by [US], farewell, sayonara [US], so long

Derived forms: bye-byes

Type of: farewell, word of farewell

Encyclopedia: Bye-bye