Definition of silly

• n. - Happy; fortunate; blessed.
• n. - Harmless; innocent; inoffensive.
• n. - Weak; helpless; frail.
• n. - Rustic; plain; simple; humble.
• n. - Weak in intellect; destitute of ordinary strength of mind; foolish; witless; simple; as, a silly woman.
• n. - Proceeding from want of understanding or common judgment; characterized by weakness or folly; unwise; absurd; stupid; as, silly conduct; a silly question.