secret weapon Meaning in the Cambridge English Dictionary
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Meaning of “secret weapon” in the English Dictionary

"secret weapon" in British English

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secret weaponnoun [C]

uk   us  
something or someone that no one ​knows about and that will give you an ​advantage over ​yourcompetitors or ​enemies: Johann was the ​bankrobbers' ​secretweapon - he ​knew how the ​securitysystemworked.
(Definition of secret weapon from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)
Translations of “secret weapon”
in Chinese (Simplified) 秘密武器, 杀手锏…
in Chinese (Traditional) 秘密武器, 殺手鐧…
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