Possible Clues:

• Eleanor in front of company is uncontrollable nag
• With a little brother on the little firm you'll get more than one buck out of him
• Horse devouring corn-cob started late
• You can count on a lot of bucks from one
• It may be busted
• Half-tamed horse used in rodeos
• Old Ford SUV
• Mile High athlete
• Wild or half-tamed horse
• It's most useful when it's broken