cut·out / ˈkətˌout/ (also cut-out) • n. 1. a shape of a person or thing cut out of cardboard or another material. ∎ fig. a person perceived as characterless or as lacking in individuality: this film's protagonists are cardboard cutouts.2. a hole cut in something for decoration or to allow the insertion of something else.3. a device that automatically breaks an electric circuit for safety and either resets itself or can be reset.