: marked by lack of proper caution : careless of consequences
— reck·less·ly adverb
— reck·less·ness noun
Examples of RECKLESS
- He is a wild and reckless young man.
- He showed a reckless disregard for the safety of others.
- He spends money with reckless abandon.
First Known Use of RECKLESS
before 12th century
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