plummy

adj

1. Of, pertaining to, containing, or characteristic of plums.

   “The jam had a rich plummy aroma.”

2. (informal)Desirable; profitable; advantageous.

   “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.”

3. Rich, mellow and carefully articulated, especially with an upper-class accent.

   “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").”

   “The fact that David Cameron, the conservative prime minister, is a plummy-voiced, Eton-educated, upper-class Brit from central casting has played into [Alex] Salmond's hands.”

   “But a plummy-voiced Labour peer, Baron Peter Hain, decided to defy the court order, invoking his parliamentary privilege to identify Mr. Green as the subject of the newspaper’s investigation.”