in the line of duty - definition in the American English Dictionary - Cambridge Dictionaries Online

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English definition of “in the line of duty”

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in the line of duty

while doing what was expected in a particular job: A police officer was killed in the line of duty. Note: Used mostly about police officers, soldiers, and other people who do dangerous work.
Translations of “in the line of duty”
in Chinese (Traditional) 在工作中, 在執行任務時…
in Chinese (Simplified) 在工作中, 在执行任务时…
(Definition of in the line of duty from the Cambridge Academic Content Dictionary © Cambridge University Press)
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