Temerarious \Tem`er*a"ri*ous\, a. [L. temerarius. See {Temerity}.] Unreasonably adventurous; despising danger; rash; headstrong; audacious; reckless; heedless. -- {Tem`er*a"ri*ous*ly}, adv. I spake against temerarious judgment. --Latimer. web1913

temerarious adj : presumptuously daring; "a daredevil test pilot having the right stuff" [syn: {brash}, {daredevil}] wn