negligent
🇺🇸
/ˈneɡlɪdʒənt/
🇬🇧
/ˈneɡlɪdʒənt/
not careful enough, especially when it causes harm
The doctor was negligent in treating the patient, which led to serious problems.
의사가 환자를 치료하는 데 태만하여 심각한 문제가 발생했다.
casual and not formal
His negligent attitude made the meeting feel relaxed and informal.
그의 무심한 태도로 회의가 편안하고 비공식적으로 느껴졌다.