Meaning of “wear” - Learner’s Dictionary

wear

noun [ U ] us uk /weər/
DAMAGE also wear and tear

damage that happens to something when it is used a lot:

The furniture is already showing signs of wear.
USE

how much you wear a piece of clothing:

These clothes are not for everyday wear.
be the worse for wear

to be in a bad state or condition:

He looked a little the worse for wear this morning.

(Definition of “wear noun” from the Cambridge Learner’s Dictionary © Cambridge University Press)