Posed for a picture' is an expression used to describe the action of posing for a photograph. It is often used in the context of portrait photography, where the subject is asked to pose in a certain way to capture the best image. The term can also be used in other types of photography, such as fashion or event photography. The crossword solution for the term 'posed for a picture' is SAT, which is an abbreviation for the verb 'to sit'. This refers to the action of sitting in a certain position in order to be photographed.