Fighter

n.	1.	One who fights; a combatant; a warrior.
	2.	A boxer; a pugilist.
	3.	A person with the determination and will to persist through great difficulty to achieve a goal; one with the courage to fight and resist an opponent, and to struggle with all one's powers.
	4.	(Mil.) A military aircraft designed to seek out and destroy enemy aircraft; it is usually smaller and more maneuvarable than aircraft designed specifically for bombing. However, hybrid fighter-bomber aircraft that perform both functions also are used.

Noun	1.	fighter - someone who fights (or is fighting) Synonyms: battler, belligerent, combatant, scrapper
	2.	fighter - a high-speed military or naval airplane designed to destroy enemy aircraft in the air Synonyms: attack aircraft, fighter aircraft
	3.	fighter - someone who fights for a cause Synonyms: paladin, champion, hero

Chinese boxer, bantamweight, battler, belligerent, belted knight, bickerer, black belt, blade, boxer, bravo, brawler, brown belt, bruiser, bully, bullyboy, combatant, competitor, contender, contestant, disputant, duelist, enforcer, featherweight, fencer, feuder, fighting cock, fighting man, fisticuffer, flyweight, foilsman, gamecock, gladiator, goon, gorilla, hatchet man, heavyweight, hood, hoodlum, hooligan, jouster, karate expert, knight, light heavyweight, lightweight, man-at-arms, middleweight, militant, palooka, plug-ugly, prizefighter, pug, pugilist, quarreler, rioter, rival, rough, rowdy, ruffian, sabreur, savate expert, scrapper, scuffler, serviceman, sparrer, squabbler, strong arm, strong-arm man, strong-armer, struggler, swaddy, swashbuckler, sweat, sword, swordplayer, swordsman, thug, tilter, tough, tussler, warrior, welterweight, wrangler