A signature phrase of a particular person or group.
A repeated expression, often originating in popular culture.
A platitude or cliché.
A commonplace book.
Something that is ordinary; something commonly done or occurring.
A memorandum; something to be frequently consulted or referred to.
Ordinary; not having any remarkable characteristics.
To make a commonplace book.
To enter in a commonplace book, or to reduce to general heads.