trite

Short definition from Wiktionary

Adjective

1. 1
   Often in reference to a word or phrase: used so many times that it is commonplace, or no longer interesting or effective; worn out, hackneyed.
2. 2
   So well established as to be beyond debate: trite law.

Noun

1. 1
   A denomination of coinage in ancient Greece equivalent to one third of a stater.
2. 2
   In Ancient Greek musical theory, the lower-pitched of the two movable notes in the farther tetrachord on a lyre, pitched lower than the paranete and higher than the paramese.