As a noun horseback
is the back of a horse.
As an adverb horseback
is on the back of a horse.
As an adjective equitant is
mounted on, or sitting upon, a horse; riding on horseback.
horseback
English
Noun
(
en noun)
The back of a horse.
A ridge of sand, gravel, and boulders.
Derived terms
* angels on horseback
* devils on horseback
Synonyms
* (ridge) esker
Adverb
(-)
On the back of a horse.
* He rode horseback to town.
Synonyms
* ahorse, ahorseback, on horseback
equitant
English
Adjective
(-)
Mounted on, or sitting upon, a horse; riding on horseback.
(botany) Overlapping at the base.
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