The meaning of RECKLESS is marked by lack of proper caution : careless of consequences. How to use reckless in a sentence. Synonym Discussion of Reckless.

RECKLESS definition: utterly unconcerned about the consequences of some action; without caution; careless (usually followed byof ). See examples of reckless used in a sentence.

RECKLESS definition: 1. doing something dangerous and not worrying about the risks and the possible results: 2. doing…. Learn more.

Definition of reckless adjective in Oxford Advanced Learner's Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

having or showing no regard for danger or consequences; heedless; rash: a reckless driver; a reckless attempt.

If you say that someone is reckless, you mean that they act in a way which shows that they do not care about danger or the effect their behaviour will have on other people.

reck•less•ness, n. [uncountable] WordReference Random House Unabridged Dictionary of American English © 2025 reck•less (rek′ lis), adj. utterly unconcerned about the consequences of some action; …

6 days ago · Adjective reckless (comparative recklesser or more reckless, superlative recklessest or most reckless) Careless or heedless; headstrong or rash. Indifferent or oblivious to danger or the …

Reckless refers to a lack of concern or thought about the possible negative consequences of one’s actions, displaying a disregard for safety or caution. It often suggests a willingness to take significant …

Reckless definition: Acting or done with a lack of care or caution; careless or irresponsible.