defiant

adjective

de·​fi·​ant di-ˈfī-ənt 

dē-

: full of or showing a disposition to challenge, resist, or fight : full of or showing defiance : bold, impudent

defiant rebels

a defiant refusal

Mantor struck a defiant pose, his chin out, and rocked for a moment on the heels of his boots.

—Christopher Ketcham

Synonyms of defiant

• rebellious
• rebel
• stubborn

Examples of defiant in a Sentence

He's taken a defiant stand on the issue.

the defiant puppy refused to let go of the football

Recent Examples on the Web

In those early days, Zelensky’s uncanny capacity for survival and humor encapsulated the defiant mood of the country. —Ivana Kottasová, CNN Money, 20 Feb. 2026

Some tariffs, namely levies on steel and aluminum, will remain, and a defiant Trump on Friday announced 10% global tariffs through a different legal mechanism. —Tia Mitchell, AJC.com, 20 Feb. 2026

Trump’s remarks vacillated between defiant and scathing. —Kevin Breuninger, CNBC, 20 Feb. 2026

As the last survivor of the Block 42 resisters, Tanimoto has kept awareness of that complicated, defiant chapter of Japanese American history alive by sharing his story, including at a Day of Remembrance event taking place at noon Saturday at the Sutter County Museum in Yuba City. —Jake Goodrick, Sacbee.com, 19 Feb. 2026

Word History

Etymology

in part borrowed from French défiant "mistrustful," from present participle of défier "to mistrust, challenge, defy entry 1," going back to Old French; in part from defi(ance) + -ant entry 2

First Known Use

1583, in the meaning defined above

Phrases Containing defiant

• oppositional defiant disorder

Rhymes for defiant

• compliant
• reliant
• suppliant
• client
• giant
• pliant
• scient
• noncompliant
• supergiant

Kids Definition

defiant

adjective

de·​fi·​ant di-ˈfī-ənt 

: full of or showing defiance : impudent, insolent

defiantly adverb