- (superl.) Having in the head a sensation of whirling, with a tendency to fall; vertiginous; giddy; hence, confused; indistinct.
- (superl.) Causing, or tending to cause, giddiness or vertigo.
- (superl.) Without distinct thought; unreflecting; thoughtless; heedless.
- (v. t.) To make dizzy or giddy; to give the vertigo to; to confuse.