from
The Collaborative International Dictionary of English v.0.48
Weighty \Weight"y\, a. [Compar. {Weightier}; superl.
{Weightiest}.]
[1913 Webster]
1. Having weight; heavy; ponderous; as, a weighty body.
[1913 Webster]
2. Adapted to turn the balance in the mind, or to convince;
important; forcible; serious; momentous. "For sundry
weighty reasons." --Shak.
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Let me have your advice in a weighty affair.
--Swift.
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3. Rigorous; severe; afflictive. [R.] "Attend our weightier
judgment." --Shak.
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Syn: Heavy; ponderous; burdensome; onerous; forcible;
momentous; efficacious; impressive; cogent.
[1913 Webster]