bye-bye

interjectionnouncommon in dialogue

//baɪˈbaɪ//
//bəˈbaɪ//

Goodbye.

interjection

1
informalGoodbye.
Bye bye! Let's play again some time!

Etymology

Etymology tree Proto-Indo-European *ǵʰew- Proto-Indo-European *-tós Proto-Indo-European *ǵʰutós? Proto-Germanic *gudą Proto-West Germanic *god Old English god Middle English god Middle English God English God Proto-Indo-European *bʰuH- Proto-Indo-European *-yéti Proto-Indo-European *bʰuHyétider.? Proto-Germanic *beuną Proto-West Germanic *beun Old English bēon Middle English been English be Proto-Indo-European *dwóh₁ Proto-Indo-European *dwi- Proto-Indo-European *wí Proto-Indo-European *-teros Proto-Indo-European *wíterosder. Proto-Indo-European *wíterom Proto-Germanic *wiþrą Proto-West Germanic *wiþr Old English wiþerclip. Old English wiþ Middle English wiþ English with Proto-Indo-European *uswé Proto-Indo-European *-(m)is? Proto-Indo-European *uswísder. Proto-Germanic *izwiz Proto-West Germanic *iwwiz Old English ēow Middle English yow English you ▲ English goodinflu. English goodbyeclip. English byeredup. English bye-bye Reduplication of bye.

noun

1
A goodbye.
2
Bedtime for a toddler, going to sleep, going to bed.
Brush your teeth, it's time to go bye-bye.
"[H]e came to the gate of the city; and finding it shut lay him down and went to by-by!"

Forms

plural: bye-byes

BY · The station code of Byculla railway station in India.bye · The position of a person or team in a tournament or…Bye · A surname.

bye-bye · Goodbye.

bygones · Things that happened in the past.bypass · A road that passes around something, such as a residential…Byron · A surname from Old English.

The neighbouring pages — Alphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.