throw caution to the wind/winds idiom
C2 不顾风险，鲁莽行事
to do something without worrying about the risk or negative results
I threw caution to the wind and bought the most expensive one. 我什么也不顾，买了最贵的那个。
英汉双解词典收录81607条英汉双解翻译词条，基本涵盖了全部常用单词的读音、翻译及用法，是英语学习的有利工具。