Definitions
1.adjectiveHeavy, massive, weighty.
2.adjective(by extension) Serious, onerous, oppressive.
3.adjectiveClumsy, unwieldy, or slow, especially due to weight.
4.adjectiveDull, boring, tedious; long-winded in expression.
5.adjectiveCharacterized by or associated with pondering.
6.adjectiveDense.