Short, stout, and sturdy in build; describing an animal (especially a horse) with a thickset, compact body.
From 'cob' (a stocky animal or rounded shape) plus -y suffix. 'Cob' comes from Old English roots relating to lumps or rounded masses, and was applied to sturdy ponies.
A 'cobby' horse breed like a Welsh Cob was specifically bred to be strong enough to pull carts through Welsh mountains—short legs and compact muscle meant maximum power without needing as much food!
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