broncobuster
bron co bust er |ˈbräNGkōˌbəstər ˈbrɑŋkoʊbəstər | ▶noun informal a cowboy who breaks in wild or half-tamed horses.
bronco |bust ¦er |ˈbrɒŋkəʊˌbʌstə | ▶noun informal a cowboy who breaks in wild or half-tamed horses.
br ó nco b ù ster 名詞 C ⦅米俗 ⦆ロデオの騎乗者 ; 荒くれ馬を乗り回すカウボーイ .