Fū'ri-oŭs, a.

adjective

a. [Lat. furiosus; furia, rage, fury; Fr. furieux, Pr. furios, Sp., Pg., & It. furioso.]

  1. Transported with passion; raging; violent; as, a furious animal.
  2. Rushing with impetuosity; moving with violence; as, a furious stream; a furious wind or storm.

Syn.—Impetuous; vehement; boisterous; raging; fierce; violent; turbulent; tumultuous; angry; mad; frantic; frenzied.