fiercer; fiercest
1
a
: very violent
He was killed in a fierce battle.
a fierce assault/attack
fierce combat/fighting
b
: eager to fight or kill
a fierce tiger/warrior
a fierce fighter
2
: having or showing a lot of strong emotion : very strong or intense
a fierce argument/struggle
The proposal has faced fierce opposition.
The two teams have had a fierce rivalry for many years.
fierce enthusiasm
He's admired for his fierce independence.
She's a fierce competitor.
You could see the fierce determination in her eyes.
3
: very harsh or powerful
a fierce desert wind
a fierce heat wave
a fierce storm/squall
She was suffering through fierce [=excruciating] pain.
Cite this Entry
“Fierce.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/fierce. Accessed 15 Apr. 2026.
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