US wild horse (6)
I believe the answer is:
bronco
(Other definitions for bronco that I've seen before include "rough ride" , "Untamed mustang" , "Wild horse of the western US" , "An unbroken mustang, bucking perhaps" , "Wild bucking horse" .)
I believe the answer is:
bronco
(Other definitions for bronco that I've seen before include "rough ride" , "Untamed mustang" , "Wild horse of the western US" , "An unbroken mustang, bucking perhaps" , "Wild bucking horse" .)