secret weaponsomething that will help you gain a big advantage over your competitors, that they do not know about 〔有助于在与对手的较量中获得优势的〕秘密武器secret weapon• And Bannister, who weighs 22 stone and has size 17 feet, could be Cadle's secret weapon.• Further, there was the frightening possibility of new secret weapons.• So long as she stayed silent she had a secret weapon.• Yet Drake had been aided by a secret weapon.• His secret weapon has been a three-wood he first used last June.• But his real secret weapon is an amazing talent for simultaneously combining slide with fretted notes.• The next day she carried her secret weapon to school in her satchel.
→ secret weapon at secret1(1)