A.combatant, “ἀ. πικροί” E.Ion1257 :—esp.competitor in the games, Hdt.2.160, 5.22; generally, opp. κριτής, Isoc.2.13, Th.3.37, etc.:—as Adj., ἀ. ἵπποι race- horses, Plu.Them.25.
2. pleader, debater, Pl.Phdr.269d, Tht. 164c.
III. c. gen., one who struggles for a thing, champion, ἀ. τῆς ἀρετῆς, ἀληθείας, Aeschin.3.180 (pl.), Plu.2.16c.