Commonplace /(?)/

Com·mon·place

Commonplace

a.
  1. Common; ordinary; trite; as, a commonplace person, or observation.

Commonplace

n.
  1. An idea or expression wanting originality or interest; a trite or customary remark; a platitude.
  2. A memorandum; something to be frequently consulted or referred to.
    Whatever, in my reading, occurs concerning this our fellow creature, I do never fail to set it down by way of commonplace.

Phrases & Compounds
Commonplace book
a book in which records are made of things to be remembered.

Commonplace

v. t.
  1. To enter in a commonplace book, or to reduce to general heads.

Commonplace

v. i.
  1. To utter commonplaces; to indulge in platitudes. [Obs.]