a. [ L. factiosus: cf. F. factieux. ] 1. Given to faction; addicted to form parties and raise dissensions, in opposition to government or the common good; turbulent; seditious; prone to clamor against public measures or men; -- said of persons. [ 1913 Webster ]

Factious for the house of Lancaster. Shak. [ 1913 Webster ]

2. Pertaining to faction; proceeding from faction; indicating, or characterized by, faction; -- said of acts or expressions; as, factious quarrels. [ 1913 Webster ]

Headlong zeal or factious fury. Burke.

-- Fac"tious*ly, adv. -- Fac"tious*ness, n. [ 1913 Webster ]