a trite, stereotyped expression; a sentence or phrase, usually expressing a popular or common thought or idea, that has lost originality, ingenuity, and impact by long overuse, as sadder but wiser, or strong as an ox.
(in art, literature, drama, etc.) a trite or hackneyed plot, character development, use of color, musical expression, etc.
anything that has become trite or commonplace through overuse.