Pugnacious \Pug*na"cious\, a. [L. pugnax, -acis, fr. pugnare to fight. Cf. {Pugilism}, {Fist}.] Disposed to fight; inclined to fighting; quarrelsome; fighting. --{Pug*na"cious*ly}, adv. -- {Pug*na"cious*ness}, n. [1913 Webster]