Unfortunate \Un*for"tu*nate\, a. Not fortunate; unsuccessful; not prosperous; unlucky; attended with misfortune; unhappy; as, an unfortunate adventure; an unfortunate man; an unfortunate commander; unfortunate business. -- n. An unfortunate person. --Hood. -- {Un*for"tu*nate*ly}, adv. -- {Un*for"tu*nate*ness}, n.