throw caution to the wind
US /θroʊ ˈkɔːʃən tuː ðə wɪnd/
UK /θroʊ ˈkɔːʃən tuː ðə wɪnd/
1.
to take a risk; to act recklessly or without worrying about the possible dangers or consequences
:
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After years of careful saving, she decided to throw caution to the wind and buy a sports car.
•
Sometimes you just have to throw caution to the wind and follow your heart.