noun
fourth of nine traditional astrological signs (corresponding to Jupiter and south-east)
Used in the context of 九星 (kyūsei) astrology, specifically referring to the fourth star sign. This is a specialized term not encountered in everyday conversation.
See also: 九星
九星気学では、四緑は南東の方角を表す。
In Nine Star Ki astrology, 四緑 represents the southeast direction.