(1):
(n.) An unpropitious or baleful aspect of a planet or star; malevolent influence of a heavenly body; hence, an ill portent.
(2):
(n.) An adverse or unfortunate event, esp. a sudden and extraordinary misfortune; a calamity; a serious mishap.
(3):
(v. t.) To blast by the influence of a baleful star.
(4):
(v. t.) To bring harm upon; to injure.