plum·my \ˈpləmē\adjective (-er/-est) Etymology:plum (I) + -y 1. a.: full of plums < a rich plummy cake > b.: choice, desirable, advantageous < got the plummiest appointment in the department > 2. a.: resembling a plum or resembling that of a plum < a dark plummy shade > b.: soft and full < plummy cheeks > c.of the voice: rich and mellow often to the point of affectation