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Noun: lieutenant  loo'te-nunt [N. Amer], lef'te-nunt [Brit]
  1. A commissioned military officer
     
  2. An officer in a police force
    - police lieutenant
     
  3. An assistant with power to act when his superior is absent
    - deputy
     
  4. An officer holding a commissioned rank in the United States Navy or the United States Coast Guard; below lieutenant commander and above lieutenant junior grade

Derived forms: lieutenants

See also: lieutenancy

Type of: aid, assistant, commissioned military officer, commissioned naval officer, help, helper, law officer, lawman, peace officer, supporter

Encyclopedia: Lieutenant Lieutenant, Junior Grade Lieutenant, junior grade