Found 1 items, similar to On horseback.
English → English (gcide) Definition: On horseback Horseback \Horse"back`\, n. 1. The back of a horse. [1913 Webster] 2. An extended ridge of sand, gravel, and boulders, in a half-stratified condition. --Agassiz. [1913 Webster] On horseback, on the back of a horse; mounted or riding on a horse or horses; in the saddle. [1913 Webster] The long journey was to be performed on horseback. --Prescott. [1913 Webster]