unbridled

adjective

un·​bri·​dled ˌən-ˈbrī-dᵊld 

1

: unrestrained

unbridled enthusiasm

2

: not confined by a bridle

Synonyms

• abandoned
• intemperate
• rampant
• raw
• runaway
• unbounded
• unchecked
• uncontrolled
• unhampered
• unhindered
• unrestrained

Examples of unbridled in a Sentence

The crowd was swept with unbridled enthusiasm.

a case that was solved only because of one detective's unbridled determination to bring the killer to justice

Recent Examples on the Web

Through it all ran a strain of unbridled optimism in America — as a nation, as a place to make money, as a place to give opportunities to those who need it most. —Luciana Lopez, CNN Money, 4 May 2025

In an hour-long interview with TIME on April 22, Trump cast the first three months of his term as an unbridled success. —Eric Cortellessa, Time, 25 Apr. 2025

This mercenary spyware industry is almost entirely unregulated, and over the last decade and a half, security agencies around the world have used its wares to go on an unbridled hacking spree. —Ronald J. Deibert, Foreign Affairs, 24 Apr. 2025

Extreme disrespect for the Capitals coupled with unbridled adulation for the Hurricanes? —The Athletic Nhl, New York Times, 3 May 2025

Word History

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for unbridled

• bridled
• idled
• sidled

Kids Definition

unbridled

adjective

un·​bri·​dled ˌən-ˈbrīd-ᵊld 

: unrestrained, ungoverned

unbridled enthusiasm