Not furnished, in various senses; unprovided, unequipped, unprepared.

Of the mind or brain: Devoid of or unoccupied with thought or reflection. Chiefly poetic.

Of inanimate things: incapable of thinking. Obsolete.

Having or involving no thoughts; free of troublesome thoughts; showing no thought or thoughtfulness.

Characterized by absence of thought.

Unthinking; destitute of the thinking faculty.

Not having the faculty of thinking.

Of persons, compositions, etc.: Destitute of fancy.

Indicative of mental vacancy.