PLUMMY
plummy
(adjective) (of a voice) affectedly mellow and rich; “the radio announcer’s plummy voice”
plummy
(adjective) very desirable; “a plummy leading role”
Source: WordNet® 3.1
Etymology
Adjective
plummy (comparative plummier, superlative plummiest)
Of, pertaining to, containing, or characteristic of plums
(informal) desirable; profitable; advantageous
(of a voice) rich, mellow and carefully articulated, especially with an upper-class accent
Source: Wiktionary
Plum"my, a. Etym: [From Plum.]
Definition: Of the nature of a plum; desirable; profitable; advantageous.
[Colloq.] "For the sake of getting something plummy." G. Eliot.
Source: Webster’s Unabridged Dictionary 1913 Edition