[noun] [C] - something that is done or said in order to get an advantage, often dishonestlyThere are various ploys we can use if necessary.The things he said to her were really just a ploy to get her into bed. [+ to infinitive]I think this is just a government ploy to deceive the public. [+ to infinitive]
PLOY
Meaning of PLOY in English
Cambridge English vocab. Кембриджский английский словарь. 2012