Weight"y (?), a. [Compar.
Weightier (?); superl. Weightiest.]
1. Having weight; heavy; ponderous; as, a
weighty body.
2. Adapted to turn the balance in the mind, or to
convince; important; forcible; serious; momentous. "For sundry
weighty reasons." Shak.
Let me have your advice in a weighty
affair.
Swift.
3. Rigorous; severe; afflictive. [R.]
"Attend our weightier judgment." Shak.
Syn. -- Heavy; ponderous; burdensome; onerous; forcible;
momentous; efficacious; impressive; cogent.