| Ahorseback | adv. On horseback. [ 1913 Webster ] Two suspicious fellows ahorseback. Smollet. [ 1913 Webster ] |
| ahorse | (adj) traveling on horseback, Syn. ahorseback, Example: a file of men ahorseback passed by |
| horseback | (adv) on the back of a horse, Syn. ahorse, ahorseback, Example: he rode horseback to town; managed to escape ahorse; policeman patrolled the streets ahorseback |