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….

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.

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

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

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

Dec 14, 2025 · reckless (comparative recklesser or more reckless, superlative recklessest or most reckless) Careless or heedless; headstrong or rash. Escalation is the film’s nuclear energy …

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 …

Reckless behavior often involves a disregard for rules, norms, or established guidelines, as well as a disregard for the safety and well-being of oneself and others. It implies acting without …