1
a
: a military line formed by the most advanced tactical combat units
also
: front sense 2a(2)
b
: an area of potential or actual conflict or struggle
2
: the most advanced, responsible, or visible position in a field or activity
front·line
ˈfrənt-ˌlīn 
1
: relating to, being, or involved in a front line
frontline ambulances
2
: first-rate
frontline teachers
Synonyms
Noun
Adjective
- A-OK
- A1
- awesome
- bang-up
- banner
- beautiful
- blue-chip
- blue-ribbon
- boffo
- bonny [chiefly British]
- bonnie
- boss [slang]
- brag
- brave
- bully
- bumper
- capital
- choice
- classic
- cool [slang]
- corking
- crackerjack
- cracking
- dandy
- divine
- dope [slang]
- down [slang]
- dynamite
- excellent
- fab
- fabulous
- famous
- fantabulous [slang]
- fantastic
- fine
- first-class
- first-rate
- first-string
- five-star
- four-star
- gangbusters
- gangbuster
- gilt-edged
- gilt-edge
- gone [slang]
- grand
- great
- groovy
- heavenly
- high-class
- hot
- hype [slang]
- immense
- jim-dandy
- keen
- lovely
- marvelous
- marvellous
- mean
- neat
- nifty
- noble
- number one
- No. 1
- numero uno
- out-of-sight [slang]
- par excellence
- peachy
- peachy keen
- phat [slang]
- prime
- primo [slang]
- prize
- prizewinning
- quality
- radical [slang]
- righteous [slang]
- sensational
- slick
- splendid
- stellar
- sterling
- superb
- superior
- superlative
- supernal
- swell
- terrific
- tip-top
- top
- top-notch
- top-of-the-line
- top-shelf
- topflight
- topping [chiefly British]
- unsurpassed
- wizard [chiefly British]
- wonderful
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
Michael Nowels, The Mercury News, 13 Nov. 2024
At one stage in February, Camilla was the most senior working royal as the king was in the early stages of treatment and Kate was recovering from abdominal surgery, with Prince William also taking time out of front line duties to be by her side.
—Thomas G. Moukawsher, Newsweek, 5 Nov. 2024
Barry R. Posen, Foreign Affairs, 8 July 2022
Also frontline medical personnel: doctors, nurses and others.
—Dr. Joel M. Rothaizer, McC, Forbes, 1 Mar. 2024
See all Example Sentences for front line 
Examples are automatically compiled from online sources to
show current usage.
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Noun
Both African stars are signed through 2027 – Oshoala has a club option for that season – so the front line of Bay’s attack is set for several years.
—Michael Nowels, The Mercury News, 13 Nov. 2024
At one stage in February, Camilla was the most senior working royal as the king was in the early stages of treatment and Kate was recovering from abdominal surgery, with Prince William also taking time out of front line duties to be by her side.
—Thomas G. Moukawsher, Newsweek, 5 Nov. 2024
Adjective
Initial Western estimates put the size of the frontline Russian force in Ukraine at 120 battalion tactical groups, which would total at most 120,000 people.
—Barry R. Posen, Foreign Affairs, 8 July 2022
Also frontline medical personnel: doctors, nurses and others.
—Dr. Joel M. Rothaizer, McC, Forbes, 1 Mar. 2024
See all Example Sentences for front line
Articles Related to front line
Dictionary Entries Near front line
Cite this Entry
“Front line.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/front%20line. Accessed 21 Nov. 2024.
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