1. Very heavy; weighty; as, a ponderous shield; a ponderous load; the ponderous elephant.
The sepulcher . . .
Hath oped his ponderous and marble jaws. --Shak.
2. Important; momentous; forcible. “Your more ponderous and settled project.”
3. Heavy; dull; wanting; lightless or spirit; as, a ponderous style; a ponderous joke.
Ponderous spar Min., heavy spar, or barytes. See Barite.
adj 1: slow and laborious because of weight; "the heavy tread of
tired troops"; "moved with a lumbering sag-bellied
trot"; "ponderous prehistoric beasts"; "a ponderous
yawn" [syn: heavy, lumbering]
2: having great mass and weight and unwieldiness; "a ponderous
stone"; "a ponderous burden"; "ponderous weapons"
3: labored and dull; "a ponderous speech"