Crossword Genius

Improvise parking spot in wood (4,2,3)

Ross

I believe the answer is:

play by ear

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'improvise' is the definition.
(I've seen this before)

I cannot understand how the remainder of the clue works.

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(Other definitions for play by ear that I've seen before include "Proceed by instinct - without sheet music?" , "improvise" , "Perform music without written score" .)

I've seen this clue in The Independent.
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