1. old-fashioned A collection of photographs of known criminals and suspects kept and used by police to identify people taken into custody. The constable recognized the shady character from the rogues' gallery back at the station.

2. By extension, any collection of unsavory, unpleasant, or undesirable people or things. Often used humorously or ironically. The film is a veritable rogues' gallery of bad cinema—bad direction, bad acting, bad cinematography, bad everything. The new studio calls is something of a rogues' gallery of developers that used to work for the biggest video game publishers in the industry.