- bronco: to bust a bronc.
Origin of bronc
First recorded in 1890–95; by shortening
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for bronc
I'll give you that bronc you're ridin' if you'll stand up to me man to man.Oh, You Tex!
William Macleod Raine
“Thought I was a goner sure when they plugged my bronc,” said Reeves.The Fighting Edge
William MacLeod Raine
"If that ain't a bronc, I'll eat it," Pinkey declared, bluntly.The Dude Wrangler
An' he couldn't tell what bronc he took last night—it was too dark.Bar-20 Days
Clarence E. Mulford
Convenience had curtailed these names to Bronc, Holy and Roarer.The Long Dim Trail
Forrestine C. Hooker