noun
star of bad omen; ill-omened star
Used in astrology or fortune-telling to refer to a celestial body believed to bring misfortune. Often contrasted with 吉星 (きちせい, lucky star).
占星術では、凶星の影響を避けるためのお守りが使われる。
In astrology, amulets are used to ward off the influence of ill-omened stars.