ordinary and not especially interesting or unusual: Only a few prosaic tables and chairs remained by the time we got to the auction. (Definition of prosaic from the Cambridge Academic Content Dictionary © Cambridge University Press)

adjective commonplace or dull; matter-of-fact or unimaginative: a prosaic mind. Synonyms: uninteresting, tiresome, tedious, humdrum, vapid, everyday, ordinary of or having the character or form of prose, the ordinary form of spoken or written language, rather than of poetry.