= Machiavellian, n.

A follower of Machiavelli; a person who adopts the principles recommended, or supposed to have been recommended, by Machiavelli in his treatise on…

A person who acts on principles recommended, or supposed to have been recommended, by Machiavelli in his treatise on statecraft; an intriguer or…

A person who plans something. In negative sense: a person who nurtures some cunning or devious design (design, n. 2); one who has some selfish…

A deviser of stratagems.

A person skilled in devising and employing stratagems.

figurative and in extended use. More generally: a person who seeks to obtain or ‘angles’ for something (cf. angle, v.2 2).

A person who practises artifice, deception, cunning, etc.; a schemer, rogue.

One who intrigues; one who carries on a tortuous or underhand plot; a secret schemer or manœuvrer, esp. in politics.

A cunning schemer or miser. Also in combinations.

a schemer, a strategist.

A person who conducts manoeuvres; a schemer, entrepreneur, etc.

A professional or habitual intriguer.

One who plots, or lays plans in an underhand manner.

= Machiavel, n. (also occasionally in more general use).