1. play it by ear - Verb
2. play it by ear - Phrase
decide on one's actions as one goes along, depending on the situation
Source: WordNetI'd love to do well on a big weekend with people watching and cheering, of course. But it's not fair to create an expectation level before I know what is realistic. I want to finish as well as possible. Is that top 20? Top 15? Top 25? You just have to play it by ear. Danica Patrick
She didn't know what to expect from her new job, so she played it by ear Source: Internet
So, they are forced to play it by ear. Source: Internet
With the games boosted for next year, with the possibility that it won’t be held in Absolute, he told the newspaper that he will now play it by ear. Source: Internet
SD: I think so, I play it by ear, I am an audible kind of quarterback. Source: Internet
You have to play it by ear. Source: Internet