Definition of reckless in English:



  • (of a person or their actions) without thinking or caring about the consequences of an action.

    ‘reckless driving’
    • ‘They do not want to believe that he would wage a pointless war, that he is as reckless as he is.’
    • ‘Manchester Crown Court was told the tragedy was caused by a momentary, reckless error of judgement.’
    • ‘Boy racers face seeing their cars behind bars as part of a Maldon police crackdown on reckless driving.’
    • ‘A police investigation blamed the driver of the minibus for reckless driving.’
    • ‘He had not thrown the fire extinguisher deliberately but accepts he was reckless, he said.’
    • ‘Still I was a little bit worried that I had been reckless to accept hospitality from a complete stranger.’
    • ‘It doesn't take a reckless person or a wild spending spree to create a debt crisis.’
    • ‘After all, the creditors should also pay the costs of their reckless credit decisions.’
    • ‘Just last week, in one of my more reckless moods, I decided to colour my hair blue.’
    • ‘Villagers are donning fluorescent jackets and going out on patrol to help curb reckless driving.’
    • ‘They say the reckless use of weaponry could result in innocent people getting killed.’
    • ‘It is our case that he was reckless and negligent in the way he drove.’
    • ‘Their biggest problem was persuading the enthusiastic local spies not to be reckless.’
    • ‘He had been reckless to start a violent bust-up on the stairs when he had had too much alcohol, the court was told.’
    • ‘Anyone who saw him could tell that the driving was reckless and very dangerous.’
    • ‘The reckless gambler goes to the roulette wheel and places his last million on his favourite number.’
    • ‘It has a reckless disregard for accuracy, coupled with breathtaking ignorance.’
    • ‘Even an organised road safety session at the crossing did not deter reckless drivers.’
    • ‘But critics fear more tragedies could occur unless reckless behaviour is tackled.’
    • ‘His reckless gamble failed and he ended up old and ill in a wrecked building surrounded by yes men.’
    rash, careless, thoughtless, incautious, heedless, unheeding, inattentive, hasty, overhasty, precipitate, precipitous, impetuous, impulsive, daredevil, devil-may-care, hot-headed
    irresponsible, wild, foolhardy, headlong, over-adventurous, over-venturesome, audacious, death-or-glory
    ill-advised, injudicious, misguided, hare-brained, madcap, imprudent, unwise, ill-considered, unconsidered, ill-conceived, unthinking, indiscreet, mindless, negligent
    harum-scarum, bull-in-a-china-shop
    View synonyms


Old English reccelēas, from the Germanic base (meaning care) of reck.