- mastermind⇄mastermind, noun, verb.
- mastermind⇄noun a person who plans and supervises a scheme or operation, usually from behind the scenes or in the background.
Ex. Soustelle, the political mastermind of the Algiers uprising that swept DeGaulle back to power ... (Wall Street Journal). - mastermind⇄v.t. to devise and conduct (a plan of action), usually from behind the scenes or in the background.
Ex. The statement gave Burgess the credit for masterminding their escape to Russia (Time).