from the GNU version of the Collaborative International Dictionary of English
- n. A broken gait of a horse, between an amble and a gallop; -- commonly called a Canterbury gallop.
from The Century Dictionary and Cyclopedia
- n. In the manége, a kind of broken gait, between an amble and a gallop, commonly called a “Canterbury gallop,” and accounted a defect.
Sorry, no etymologies found.