What Are Commonplaces in Rhetoric?

In classical rhetoric, a commonplace is a statement or bit of knowledge that is commonly shared by members of an audience or a community.

What are examples of commonplaces?

Something commonplace is ordinary. It can also be something dull and unchallenging or tired and clichéd. Coffee shops in cities are commonplace, so are berets in Paris. You see them all over the place.

What are commonplaces in an argument?

Commonplace refers to arguments that are regularly made or topics that are readily expressed amongst members of a community. ... Together, these can make up an argument that is very powerful among the people.