noun
Any well-bred, well-mannered, or charming man.
(by extension; polite term of address) Any man.
(chiefly historical) A man of gentle but not noble birth, particularly a man of means (originally ownership of property) who does not work for a living but has no official status in a peerage; (UK law) an armigerous man ranking below a knight.
(derogatory) An effeminate or oversophisticated man.
(usually historical, sometimes derogatory) An amateur or dabbler in any field, particularly those of independent means.
(cricket) An amateur player, particularly one whose wealth permits him to forego payment.