Wiktionary
plummiest
a. (en-superlative of: plummy)
WordNet
plummy
plummiest
See plummy
Usage examples of "plummiest".
In his fullest, roundest, plummiest courtroom voice, he demanded, "What is the meaning of this?
He had no compunction in using the family name and his boundless charm to work himself into the plummiest audits, preferably of those companies which employed a large female staff, and none of the senior partners had courage enough to report to Shasa Courtney that his favourite son was on a free ride.