careless Meaning in Cambridge American English Dictionary
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Meaning of "careless" - American English Dictionary

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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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