not sensible about practical matters; unrealistic; "as quixotic as a restoration of medieval knighthood"; "a romantic disregard for money"; "a wild-eyed dream of a world state"
If you describe someone's ideas or plans as quixotic, you mean that they are imaginative or hopeful but unrealistic. He has always lived his life by a hopelessly quixotic code of honour. quixotic ideas or plans are not practical and are based on unreasonable hopes of improving the world (Don Quixote, main character of the book Don Quixote de la Mancha (1605) by Spanish writer Cervantes)
Having foolish and unpractical ideas of honour, or schemes for the general good, like Don Quixote, a half-crazy reformer or knight of the supposed distressed
\kwik-SAH-tik\, adjective: 1 Caught up in the romance of noble deeds and the pursuit of unreachable goals; foolishly impractical especially in the pursuit of ideals 2 Capricious; impulsive; unpredictable