careless
SayKAIR-luhs/kɛɹ.ləs/AUS/keː.ləs/UKKAIR-lis/ˈkɛəlɪs/
- 1Not paying enough attention, so mistakes or harm can happen.
Like running with your eyes closed: you do not think about what could go wrong.
He made a careless mistake on his math test.
Careless drivers cause many accidents on this road.
Oppositecareful, attentive, thorough, meticulous
- 2Not worried about something and not caring what might happen.
He seemed careless about the danger and walked right up to the edge.
The kids were careless about the rain and kept playing outside.
Similarheedless, unconcerned, indifferent, unmindful
Oppositemindful, heedful, concerned
Note
- 3Happy and relaxed, with nothing to worry about.
The children spent careless summer days playing by the river.
Good-humored, easy, and careless, he presided over his whale-boat as if the most deadly encounter were but a dinner, and his crew all invited guests.
1851, Herman Melville, Moby-DickHere, careless means free from worry, relaxed and untroubled.Similarcarefree, relaxed, easygoing, unconcerned, casual
Note
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Origin
From Old English carlēas, made from care plus -less, meaning 'free from care.'