n. 1. A child's rocking-horse. [ 1913 Webster ]
Ride a cockhorse to Banbury cross. Mother Goose. [ 1913 Webster ]
2. A high or tall horse. [ R. ] [ 1913 Webster ]
a. 1. Lifted up, as one is on a tall horse. [ 1913 Webster ]
2. Lofty in feeling; exultant; proud; upstart. [ 1913 Webster ]
Our painted fools and cockhorse peasantry. Marlowe. [ 1913 Webster ]