negligent
🇺🇸
/ˈneɡlɪdʒənt/
🇬🇧
/ˈneɡlɪdʒənt/
adjective
R
not careful enough, especially when it causes harm
The doctor was negligent in treating the patient, which led to serious problems.
R
casual and not formal
His negligent attitude made the meeting feel relaxed and informal.
translation
not careful enough, especially when it causes harm; casual and not formal