We found one dictionary that defines the word get on horse:

Miscellaneous (1 matching dictionary)

1. get on horse: Idioms

Phrases: get on your high horse, get on a horse, more... ▸ Words similar to get on horse ▸ Usage examples for get on horse ▸ Idioms related to get on horse ▸ Wikipedia articles (New!) ▸ Words that often appear near get on horse ▸ Rhymes of get on horse ▸ Invented words related to get on horse