open-and-shut

[ oh-puh n-uh n-shuht ]
/ ˈoʊ pən ənˈʃʌt /

adjective

immediately obvious upon consideration; easily decided: an open-and-shut case of murder.

Origin of open-and-shut

An Americanism dating back to 1835–45

Example sentences from the Web for open-and-shut

British Dictionary definitions for open-and-shut

open-and-shut

adjective

easily decided or solved; obvious an open-and-shut case