plummy

1. (informal) Desirable; profitable; advantageous.Examples: "The poets have made tragedies enough about signing one's self over to wickedness for the sake of getting something plummy; I shall write a tragedy of a fellow who signed himself over to be good, and was uncomfortable ever after."informal

2. (of a voice) Rich, mellow and carefully articulated, especially with an upper-class accent.Examples: "plummy-voiced"; "Then, feeling the fat hands caressing her reluctant bosom, listening dutifully to the rich, plummy voice, she realized finally what marriage to the King meant."; "Ludovic's deferential voice ("after what's happened, Sir, don't you think it will be more suitable") suddenly turns from its plummy to the plebeian key ("to shut your bloody trap")."