fiercer; fiercest
1
a
: violently hostile or aggressive in temperament
a fierce tiger
b
: given to fighting or killing : pugnacious
fierce fighters
2
a
: marked by unrestrained zeal or vehemence
a fierce argument
b
: extremely vexatious, disappointing, or intense
fierce pain
3
: furiously active or determined
make a fierce effort
4
: wild or menacing in appearance
5
informal
: having or expressing bold confidence or style
When it comes to celebrity fashion, while the looks are fierce they're not always attainable.—
Marlen Komar
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fierceness
noun
Examples of fierce in a Sentence
He was killed in a fierce battle.
The proposal has faced fierce opposition.
The two teams have had a fierce rivalry for many years.
He's admired for his fierce independence.
You could see the fierce determination in her eyes.
Recent Examples on the Web
In the last few years, fierce controversies have often been sparked by commercials, with commentators seemingly viewing ad campaigns as the battleground for a never-ending culture war.
—Dani Di Placido, Forbes.com, 31 July 2025
In the barrios of the American Southwest, chola girls perfected their look with dark lip liner, oversized flannels, and nameplate earrings, styling themselves with fierce precision that both declared loyalty and warded off erasure.
—Alexandra Jane, Essence, 31 July 2025
Chinese social media platforms have been ablaze with fierce debates between pro-Russian and pro-Ukrainian voices.
—Da Wei, Foreign Affairs, 29 July 2025
The blowback against Wolfe–Simon's team was fierce and, at times, unsightly, with some abusive comments being leveled directly at Wolfe–Simon, who was still a young researcher.
—Keith Cooper, Space.com, 28 July 2025
See All Example Sentences for fierce
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Dani Di Placido, Forbes.com, 31 July 2025
In the barrios of the American Southwest, chola girls perfected their look with dark lip liner, oversized flannels, and nameplate earrings, styling themselves with fierce precision that both declared loyalty and warded off erasure.
—Alexandra Jane, Essence, 31 July 2025
Chinese social media platforms have been ablaze with fierce debates between pro-Russian and pro-Ukrainian voices.
—Da Wei, Foreign Affairs, 29 July 2025
The blowback against Wolfe–Simon's team was fierce and, at times, unsightly, with some abusive comments being leveled directly at Wolfe–Simon, who was still a young researcher.
—Keith Cooper, Space.com, 28 July 2025
See All Example Sentences for fierce
Cite this Entry
“Fierce.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/fierce. Accessed 6 Aug. 2025.
Copy CitationKids Definition
fierce
adjective
fiercer; fiercest
1
a
: violently unfriendly or aggressive in disposition
b
: eager to fight or kill
2
: expressed with extreme force or anger : intense
a fierce argument
3
: furiously active or determined
a fierce effort
4
: wild or threatening in appearance
fiercely
adverb
fierceness
noun
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