1.
Worn is the past participle of wear .
2.
Worn is used to describe something that is damaged or thin because it is old and has been used a lot.
Worn rugs increase the danger of tripping...
ADJ: usu ADJ n
3.
If someone looks ~, they look tired and old.
She was looking very haggard and ~.
ADJ: v-link ADJ
4.
see also well-~