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

Raja grew out of those communities, shaped by a new, defiant generation navigating the pressures of colonial rule and rapid urban change. —Radier Odhiambo, Condé Nast Traveler, 31 May 2026

Bondi, who arrived Friday morning for her interview, was defiant in previous public testimony when she was confronted by lawmakers about the Epstein investigation. —Stephen Groves, Chicago Tribune, 29 May 2026

After an exchange of fire earlier this week, Iran issued a defiant response accusing the US of violating the ceasefire. —Kevin Liptak, CNN Money, 28 May 2026

The Avs remained defiant in defeat, sounding a little too much like Cleveland Cavaliers coach Kenny Atkinson, clinging to flattering analytics during his team’s own conference-final sweep at the hands of the New York Knicks. —Mark Lazerus, New York Times, 27 May 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

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

Kids Definition

defiant

adjective

de·​fi·​ant di-ˈfī-ənt 

: full of or showing defiance : impudent, insolent

defiantly adverb