say goodbye
verb1
To wish someone farewell upon their leaving.
- Hello, hello / I don't know why you say goodbye, I say hello1967, Lennon–McCartney, “Hello, Goodbye”, performed by The Beatles:
2
Idiomatic To separate from someone or something.
- If we can't agree on whether to have children, maybe it's time to say goodbye.
3
Figuratively, Idiomatic To cease to have, or have to do, something.
- Say goodbye to long waits at the airport with our new preboarding service.
- You can say goodbye to your inheritance if you annoy your parents too much!
- Synonyms
- take one's leave
- Related terms
- say hello, wave goodbye