American English

Definition of heedless adjective from the Oxford Advanced American Dictionary

 

heedless

 adjective
adjective
NAmE//ˈhidləs//
 
[not usually before noun] heedless (of somebody/something) (formal)
 
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not paying careful attention to someone or something heedless bravery
 
adverb
See the Oxford Advanced Learner's Dictionary entry: heedless