1. extremely idealistic and unrealistic; pursuing noble but impractical goals
Usage: often implies admirable intentions but poor judgment

Examples

• His quixotic attempt to end world hunger single-handedly was admirable but doomed to fail.
• The mayor’s quixotic plan to eliminate all traffic in the city ignored basic economic realities.
• She embarked on a quixotic quest to save every stray animal in the neighborhood.
• The startup’s quixotic mission to revolutionize education lacked proper funding and research.
• His quixotic idealism often clashed with the harsh realities of politics.
• The environmental group’s quixotic campaign against all forms of development frustrated local residents.