worn or shabby from overuse or (of pages) from having corners turned down; "a somewhat dog-eared duke...a bit run down"-Clifton Fadiman; "an old book with dog-eared pages"

Having external ears; having tufts of feathers resembling ears.

having ears (or appendages resembling ears) or having ears of a specified kind; often used in combination

Having (such or so many) ears; -- used in composition; as, long-eared-eared; sharp-eared; full-eared; ten-eared.