bye-bye

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English[edit]

Etymology[edit]

From bye, goodbye.

Interjection[edit]

bye-bye

  1. (informal, often childish) Goodbye.

Noun[edit]

bye-bye (plural bye-byes)

  1. (colloquial, often childish) A goodbye.
  2. (colloquial, often childish) bedtime for a toddler, going to sleep, going to bed.

Synonyms[edit]

Translations[edit]