( false alarms)
When you think something dangerous is about to happen, but then discover that you were mistaken, you can say that it was a false alarm .
...a bomb threat that turned out to be a false alarm.
N-COUNT
( false alarms)
When you think something dangerous is about to happen, but then discover that you were mistaken, you can say that it was a false alarm .
...a bomb threat that turned out to be a false alarm.
N-COUNT
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006