Related Clues:

• Cavalry out of Spain
• We hear husky is used to pull transport
• Nag, hack
• Roan
• Cavalry
• Drug mule's mother
• Thoroughbred, e.g
• Animal with a sore throat, from the sound of it
• Arabian or Percheron
• Buggy puller
• The Pie in 'National Velvet,' notably
• Heroin that's found in the gym?
• White and gold horse
• Pail kicked, moon shattered, that's some horse!
• Derby hopeful