'Barebacked' definitions:

Definition of 'barebacked'

adverb

Without a saddle; "she prefers to ride her horse bareback" [syn: bareback, barebacked]

adjective

Riding without a saddle; "a bareback rider" [syn: bareback, barebacked]

From: GCIDE

Barebacked \Bare"backed`\ (b[^a]r"b[a^]kd`), a. Having the back uncovered; as, a barebacked horse. [1913 Webster]