FALLBACK


Meaning of FALLBACK in English

/ ˈfɔːlbæk; NAmE / noun

a plan or course of action that is ready to be used in an emergency if other things fail :

What's our fallback if they don't come up with the money?

We need a fallback position if they won't do the job.

Oxford Advanced Learner's English Dictionary.      Оксфордский английский словарь для изучающик язык на продвинутом уровне.