Definition of Play by ear

1. Verb. (transitive and intransitive of music) To play guided by one's memory of the sound, rather than from a written score. ¹

2. Verb. (transitive and intransitive idiomatic) To do by guessing, intuition, or trial and error; to react to events as they occur. ¹

¹ Source:

Lexicographical Neighbors of Play By Ear

play Cupid
play Nostradamus
play Old Harry
play a joke on
play a trick on
play along
play and playthings
play at
play back
play ball
play both ends against the middle
play both sides against the middle
play bow
play by ear (current term)
play catch-up
play dead
play down
play dumb
play false
play fast and loose
play fight
play fights
play for love
play for time
play games
play gooseberry
play group

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