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line officer

a military or naval officer serving with combatant units or warships, as distinguished from a staff officer, supply officer, etc.
Origin of line officer
1840-50, Americanism Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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Examples from the web for line officer
  • Whether the role of the coordinator is that of a line officer or a staff officer, some common responsibilities can be identified.
  • Delegates authority to line officer to negotiate cost share.
  • Tribes desiring direct payments from purchasers of forest products will send a written request to the responsible line officer.
  • The procedures indicated that the first fireman on the scene is officer-in-charge until relieved by a line officer.

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