( secret weapons)
Someone’s secret weapon is a thing or person which they believe will help them achieve something and which other people do not know about.
Discipline was the new coach’s secret weapon.
N-COUNT
( secret weapons)
Someone’s secret weapon is a thing or person which they believe will help them achieve something and which other people do not know about.
Discipline was the new coach’s secret weapon.
N-COUNT
Collins COBUILD Advanced Learner's English Dictionary. Английский словарь Коллинз COBUILD для изучающих язык на продвинутом уровне. 2006