Bye-bye
//baɪˈbaɪ// intj, noun, slang
intj, noun, slang ·Moderate ·High school level
Definitions
Noun
- 1 A goodbye. childish, colloquial, often
- 2 a farewell remark wordnet
- 3 Bedtime for a toddler, going to sleep, going to bed. childish, colloquial
"Brush your teeth, it's time to go bye-bye."
Intj
- 1 Goodbye. childish, informal, often
"Bye bye! Let's play again some time!"
Example
More examples"Just as we were leaving the exam room the doctor waved his hand saying, 'bye-bye'."
Etymology
Reduplication of bye.
More for "bye-bye"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.