It can mean eroded, worn out, or crumbling.
(Basically it's saying that the barn is falling apart because it's so old and destroyed from weather.)
<span>When the heat of the sun shines on the water in oceans, lakes, rivers and streams, the water evaporates, rising up into the air as water vapor. As it moves higher into the sky, it cools. The cooled water vapor begins to form liquid drops, which gather together as clouds. This process is called condensation.</span>
After the stranger leaves, Elisa puts on her prettiest dress and admires herself.
Elisa tears off her dirty gardening clothes, scrubs her skin clean ising a block of pumice, and then she looks and admires her newly cleaned body in the mirror. Later on, She dresses in a dress that represents the "symbol of her prettiness" and put on makeup.
John Steinbeck's short story called "The Chrysanthemums" deals with a proud, strong woman called Elisa Allen who feels frustrated with her present life.
To set off a parenthetical expression I believe.