OPEN-AND-SHUT
Meaning of OPEN-AND-SHUT in English
/oh"peuhn euhn shut"/ , adj.
immediately obvious upon consideration; easily decided: an open-and-shut case of murder.
[ 1835-45, Amer. ]
Random House Webster's Unabridged English dictionary.
Полный английский словарь Вебстер - Random House .
2012