• synonyms


  1. located or designed to be used at a military front line: a front-line ambulance helicopter.
  2. of, relating to, or involving the forefront in any action, activity, or field: a front-line TV reporter.
  3. highly experienced or proficient in the performance of one's duties.
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Origin of front-line

First recorded in 1910–15

front line

  1. front(def 9).
  2. the visible forefront in any action, activity, or field: TV reporters are constantly involved in the front line of events.
  3. Football. front four.
  4. Basketball. front court(def 2b).
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Origin of front line

First recorded in 1915–20
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for front-line

Contemporary Examples of front-line

Historical Examples of front-line

British Dictionary definitions for front-line

front line

  1. military the most advanced military units or elements in a battle
  2. the most advanced, exposed, or conspicuous element in any activity or situation
  3. frontline (modifier)
    1. of, relating to, or suitable for the front line of a military formationfrontline troops
    2. Britishof, relating to, or suitable for public service and business employees who are in direct contact with the publicfrontline staff
    3. to the fore; advanced, conspicuous, etcfrontline news
    4. of or relating to a country bordering on or close to a hostile country or scene of armed conflictleaders of the frontline states attended the summit
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012