( informal ) to decide how to deal with a situation as it develops rather than by having a plan to follow :
I don't know what they'll want when they arrive—we'll have to play it by ear.
( informal ) to decide how to deal with a situation as it develops rather than by having a plan to follow :
I don't know what they'll want when they arrive—we'll have to play it by ear.
Oxford Advanced Learner's English Dictionary. Оксфордский английский словарь для изучающик язык на продвинутом уровне. 2005