bronco

noun

bron·​co ˈbräŋ-(ˌ)kō 

variants or less commonly broncho

plural broncos also bronchos

: an unbroken or imperfectly broken range horse of western North America : bronc

broadly : mustang

Examples of bronco in a Sentence

a rodeo featuring bucking broncos

Recent Examples on the Web

The image of Norton on a bucking bronco points to another reason why the growing pool of creative talent that Jaques has lured into his path — legitimately or sneakily — have stuck around. — Alex Ritman, Variety, 18 Sep. 2026

One of the elephants, 51-year old Swarna, began running around her enclosure in a circle, like a bucking bronco. — Hana Kiros, The Atlantic, 3 July 2026

Their first rodeo There was barrel racing, bronco bucking, bull riding, world class horsemanship and calf roping. — Adam Beam, AJC.com, 22 June 2026

Jackson noted, however, that the men had no experience in bronco or bull riding. — Arkansas Online, 9 May 2026

Word History

Etymology

Mexican Spanish, from Spanish, literally, rough, wild

First Known Use

1850, in the meaning defined above

Kids Definition

bronco

noun

bron·​co ˈbräŋ-kō 

plural broncos

1

: an untamed or partly tamed horse of western North America

2

: mustang sense 1