Alternative forms

• by-by (rare)
• bye bye
• byebye
• buh-bye (eye dialect)

Etymology

Reduplication of byeCategory:English reduplications#BYEBYE.

Pronunciation

• IPA^(key): /baɪˈbaɪ/, /ˈbaɪbaɪ/, /bəˈbaɪ/Category:English 2-syllable words#BYEBYECategory:English 2-syllable words#BYEBYECategory:English 2-syllable words#BYEBYECategory:English terms with IPA pronunciation#BYEBYE

• Audio (US):

  (file)

  Category:English terms with audio pronunciation#BYEBYE
• Rhymes: -aɪ, -aɪbaɪCategory:Rhymes:English/aɪ#BYEBYECategory:Rhymes:English/aɪ/1 syllable#BYEBYECategory:Rhymes:English/aɪbaɪ#BYEBYECategory:Rhymes:English/aɪbaɪ/1 syllable#BYEBYE

Interjection

bye-byeCategory:English lemmas#BYEBYECategory:English interjections#BYEBYECategory:English multiword terms#BYEBYECategory:English entries with incorrect language header#BYEBYECategory:Pages with entries#BYE-BYECategory:Pages with 1 entry#BYE-BYE

1. (informalCategory:English informal terms#BYEBYE, often childishCategory:English childish terms#BYEBYE) Goodbye.
   • 1995, HAL Laboratory, EarthBound, Nintendo, Super Nintendo Entertainment System:

     Bye bye! Let's play again some time!

     Category:English terms with quotations#BYEBYE

Noun

bye-bye (plural bye-byes)Category:English lemmas#BYEBYECategory:English nouns#BYEBYECategory:English countable nouns#BYEBYECategory:English multiword terms#BYEBYECategory:English entries with incorrect language header#BYEBYECategory:Pages with entries#BYE-BYECategory:Pages with 1 entry#BYE-BYE

1. (colloquialCategory:English colloquialisms#BYEBYE, often childishCategory:English childish terms#BYEBYE) A goodbye.
2. (colloquialCategory:English colloquialisms#BYEBYE, childishCategory:English childish terms#BYEBYE) Bedtime for a toddler, going to sleep, going to bed.

   Synonym: beddy-bye

   Brush your teeth, it's time to go bye-bye.Category:English terms with usage examples#BYEBYE

   • 1885, Richard F. Burton, chapter XXII, in The Book of the Thousand Nights and a Night, volume I, The Burton Club, page 224:

     "[H]e came to the gate of the city; and finding it shut lay him down and went to by-by!"

     Category:English terms with quotations#BYEBYE