take it or leave it

US /teɪk ɪt ɔːr liːv ɪt/
UK /teɪk ɪt ɔːr liːv ɪt/
"take it or leave it" picture
1.

used to say that someone must make a decision quickly about something, and that no other offers or changes will be made

:
This is my final offer, take it or leave it.
I told him it was take it or leave it, and he took it.