Cob (horse) - Things Learned while reading "The Hound of the Baskervilles" - Sherlock Holmes

"Outside, beyond the low, white fence, a wagonette with a pair of cobs was waiting."

Cob (horse) - Wikipedia, the free encyclopedia: "A cob is a small horse, usually of a stout build, with strong bones, large joints, and steady disposition; it is a body type of horse rather than a specific breed."
Image via Wikipedia  A WELSH SECTION D COB.