(in Christianity) a man who has withdrawn from the world for religious reasons, esp. as a member of an order of cenobites living according to a particular rule and under vows of poverty, chastity, and obedience.
(in any religion) a man who is a member of a monastic order: a Buddhist monk.
a dark area on a printed page caused by uneven inking of the plate or type. Cf.(def. 2).