catmill
n.— «Catmill: A spinning device that dog fighters use to condition their dogs and build up endurance. The dog is chained to one side of the device and chases a small bait animal attached to the other side.» —“Dog-fighting glossary” Fresno Bee (California) Aug. 5, 2007. (source: Double-Tongued Dictionary)
Further reading
Professional dog walkers call a dog obsessed with carrying sticks a branch manager. Another dog who grabs the other end of the stick and helps carry it around is jokingly called an assistant branch manager. This is part of a complete episode...
Jiffy from Atlanta, Georgia, relates a story about a smelly road trip cooped up with her dog Moxie, who’s been sprayed the night before by a skunk. In recounting the story, she realized she hadn’t used the word skunked since she played cribbage with...