careless Meaning in the Cambridge English Dictionary Cambridge dictionaries logo
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Meaning of “careless” in the English Dictionary

"careless" in British English

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carelessadjective

uk   /ˈkeə.ləs/  us   /ˈker.ləs/
  • careless adjective (NO ATTENTION)

B1 not taking or showing enough care and attention: My son's teacher says that his work is often rather careless. He made a careless remark (= one made without thinking) about her appearance that really upset her.

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carelessly
adverb uk   /ˈkeə.ləs.li/  us   /ˈker.ləs.li/

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B2 He told me off for driving carelessly.
carelessness
noun [U] uk   /ˈkeə.ləs.nəs/  us   /ˈker.ləs.nəs/
(Definition of careless from the Cambridge Advanced Learner’s Dictionary & Thesaurus © Cambridge University Press)

"careless" in American English

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carelessadjective

 us   /ˈkeər·ləs/
  • careless adjective (WITHOUT ATTENTION)

not using enough care: Careless drivers cause accidents. My son’s schoolwork is often careless and sloppy.
carelessly
adverb  us   /ˈker·lə·sli, ˈkær-/
She carelessly left her purse on the train.
carelessness
noun [U]  us   /ˈker·lə·snəs, ˈkær-/
Carelessness leads to shoddy work.
(Definition of careless from the Cambridge Academic Content Dictionary © Cambridge University Press)
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