Perform Music Without Access to a Score

This page is the CodyCross answer for the clue below from Airport, Group 458, Puzzle 3 (Ground Handling).

Question is: Perform Music Without Access to a Score

and the answer is: PLAYBYEAR

Word Meaning:

PLAY BY EAR — (transitive and intransitive, of music) To play guided by one's musical perception and intuition, rather than from a written score.

Definitions from Wiktionary.