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Definition of first lieutenant noun from the Oxford Advanced Learner's Dictionary

first lieutenant

noun
 
/ˌfɜːst lefˈtenənt/
 
/ˌfɜːrst luːˈtenənt/
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  1. an officer in the navy with responsibility for managing a ship, etc. under the guidance of the captain Topics War and conflictc2
  2. an officer in the US army and air force just below the rank of a captainTopics War and conflictc2
  3. (informal) a person who is the next most important to somebody
See first lieutenant in the Oxford Advanced American Dictionary
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Nearby words

misty
adjective
 
 
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