front line

1 of 2

noun

1
a
: a military line formed by the most advanced tactical combat units
b
: an area of potential or actual conflict or struggle
2
: the most advanced, responsible, or visible position in a field or activity

frontline

2 of 2

adjective

front·​line ˈfrənt-ˌlīn How to pronounce frontline (audio)
1
: relating to, being, or involved in a front line
frontline ambulances
2
: first-rate
frontline teachers
also : first-string
a frontline goalie

Examples of front line in a Sentence

Noun These researchers are on the front line of defense against cancer. She has been working on the front lines to educate the poor. Adjective if I'm having brain surgery, I want it done at a frontline hospital
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Noun
Completing the front line will be Rodrygo and a Vinicius Jr. who was criticized back home for still not being his best against opposition hailing from the Pro League which he’s been linked with a big money move to. Tom Sanderson, Forbes.com, 22 June 2025 Jonathan David leads the front line, fresh off yet another stellar season in Europe, while Ali Ahmed, Ismaël Koné, and Tajon Buchanan provide the midfield creativity and pace that can slice through defenses. Kilty Cleary, MSNBC Newsweek, 21 June 2025
Adjective
Any loss of supply could prove deadly for frontline Ukrainian units. David Brennan, ABC News, 19 June 2025 President Trump and Elon Musk appeared together one last time in the Oval Office on Friday, marking the exit of the world’s richest man from his frontline political role. Niall Stanage, The Hill, 30 May 2025 See All Example Sentences for front line

Word History

First Known Use

Noun

1677, in the meaning defined at sense 1a

Adjective

1914, in the meaning defined at sense 1

Time Traveler
The first known use of front line was in 1677

Browse Nearby Words

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Cite this Entry

“Front line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/front%20line. Accessed 27 Jun. 2025.

Last Updated: - Updated example sentences
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