(1):
(v. i.) To utter commonplaces; to indulge in platitudes.
(2):
(n.) A memorandum; something to be frequently consulted or referred to.
(3):
(v. t.) To enter in a commonplace book, or to reduce to general heads.
(4):
(n.) An idea or expression wanting originality or interest; a trite or customary remark; a platitude.
(5):
(a.) Common; ordinary; trite; as, a commonplace person, or observation.