front line
Americannoun
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Military. front.
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the place where in-person essential work is carried out, especially in jobs that may involve some risk, as in policing, healthcare, emergency services, public transit, grocery, warehouse, and delivery work.
Our bookstore extends a discount to all the teachers, aides, specialists, librarians, and therapists who are on the front line serving our children in schools every day.
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the visible forefront in any action, activity, or field.
TV reporters are constantly involved in the front line of events.
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Football. front four.
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Basketball. front court.
noun
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military the most advanced military units or elements in a battle
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the most advanced, exposed, or conspicuous element in any activity or situation
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frontline. (modifier)
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of, relating to, or suitable for the front line of a military formation
frontline troops
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of, relating to, or suitable for public service and business employees who are in direct contact with the public
frontline staff
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to the fore; advanced, conspicuous, etc
frontline news
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of or relating to a country bordering on or close to a hostile country or scene of armed conflict
leaders of the frontline states attended the summit
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Other Word Forms
Noun Inflected Forms
Etymology
Origin of front line
First recorded in 1670–80
Example Sentences
Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.
"Because they see the assault troops too, and they are right on the front line."
From BBC • Jul. 3, 2026
The long-range shooting element would stand out in a revamped front line that includes the returning Deandre Ayton, who was the Lakers’ major free-agent signing last year.
From Los Angeles Times • Jul. 1, 2026
He served at least part of his service on the front line, before returning to his home in the western Voronezh region, according to media reports.
From Barron's • Jun. 29, 2026
Most will be small, short-range drones for the front line.
From The Wall Street Journal • Jun. 26, 2026
The front line of Roman zombies lowered their spears and advanced.
From "The Last Olympian" by Rick Riordan
Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
