to read or search idly through a book or mass of things, e.g. in a shop, in the hope of finding something interesting

said of animals: to nibble at leaves, grass, or other vegetation

in computing, to look at (the contents of a file, disk, directory, or website)

to nibble at (vegetation)

tender shoots, twigs, and leaves of trees and shrubs that provide food for animals, e.g. deer

a period of time spent browsing

I had a good browse in the library