noun
one's whole family and followers
A yojijukugo referring to one's entire household, including relatives and close retainers or followers. Often used in historical or literary contexts.
戦国時代、敗れた武将は一家眷属もろとも滅ぼされることが多かった。
In the Warring States period, defeated warlords were often destroyed together with their entire family and followers.
From 一家 (one family) + 眷属 (family dependents, followers). The exact historical derivation is uncertain; the spelling is conventionally associated with the meaning of one's entire household.