(~s)
A ~ is a secret word or phrase that you must know in order to be allowed to enter a place such as a military base, or to be allowed to use a computer system.
No-one could use the computer unless they had a ~.
N-COUNT
(~s)
A ~ is a secret word or phrase that you must know in order to be allowed to enter a place such as a military base, or to be allowed to use a computer system.
No-one could use the computer unless they had a ~.
N-COUNT
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012