1. Marked with, or exhibiting, folly; void of understanding; weak in intellect; without judgment or discretion; silly; unwise.
I am a very foolish fond old man. --Shak.
2. Such as a fool would do; proceeding from weakness of mind or silliness; exhibiting a want of judgment or discretion; as, a foolish act.
3. Absurd; ridiculous; despicable; contemptible.
A foolish figure he must make. --Prior.
Syn: -- Absurd; shallow; shallow-brained; brainless; simple; irrational; unwise; imprudent; indiscreet; incautious; silly; ridiculous; vain; trifling; contemptible. See Absurd.
adj 1: devoid of good sense or judgment; "foolish remarks"; "a
foolish decision" [ant: wise]
2: having or revealing stupidity; "ridiculous anserine
behavior"; "a dopey answer"; "a dopey kid"; "some fool
idea about rewriting authors' books" [syn: anserine, dopy,
dopey, goosey, goosy, gooselike]