quixotic Look up quixotic at Dictionary.com
"extravagantly chivalrous," 1791, from Don Quixote, romantic, impractical hero of Cervantes' satirical novel "Don Quixote de la Mancha" (1605). His name lit. means "thigh," also "a cuisse" (a piece of armor for the thigh), in Mod.Sp. quijote, from L. coxa "hip."