Bedeutung von “tune” — Learner’s Dictionary

tune

noun us uk /tjuːn/

B1 [ C ] a series of musical notes that are pleasant to listen to:

He was humming a tune as he dried the dishes.
in tune
out of tune

singing or playing the wrong notes:

The piano is out of tune.

(Definition von “tune noun” aus dem Cambridge Learner's Dictionary © Cambridge University Press)