cockhorse

from WordNet (r) 3.0 (2006)
cockhorse
    n 1: anything used as a toy horse (such as a rocking horse or
         one knee of an adult)
    
from The Collaborative International Dictionary of English v.0.48
Cockhorse \Cock"horse`\, n.
   1. A child's rocking-horse.
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            Ride a cockhorse to Banbury cross.    --Mother
                                                  Goose.
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   2. A high or tall horse. [R.]
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from The Collaborative International Dictionary of English v.0.48
Cockhorse \Cock"horse`\, a.
   1. Lifted up, as one is on a tall horse.
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   2. Lofty in feeling; exultant; proud; upstart.
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            Our painted fools and cockhorse peasantry.
                                                  --Marlowe.
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