Answer:

colt

Answer	Crossword Clue
COLT	Stable youngster
COLT	Revolver name
COLT	Revolver inventor

COLT	Barnyard neonate
COLT	Indiana NFL-er
COLT	Gun man
COLT	Future stallion
COLT	Revolver maker
COLT	Barn baby
COLT	Arms pioneer
COLT	Six-shooter maker

COLT	Johnny Unitas was one
COLT	Piece maker?
COLT	Filly's brother
COLT	Firearms pioneer
COLT	Future Lucas Oil Stadium player
COLT	Kentucky Derby entrant
COLT	Young horse
COLT	Six-shooter of the Wild West

COLT	... .45
COLT	.45 maker
COLT	Young stud?
COLT	Indianapolis ballplayer
COLT	Derby prospect
COLT	Revolver brand
COLT	Peyton Manning, e.g.
COLT	Stable kid

COLT	Kentucky Derby entrant, usually
COLT	Andrew Luck, notably
COLT	Arabian youth?
COLT	Young stud
COLT	Beginner
COLT	Farm youngster
COLT	Six-shooter name
COLT	Inventor Samuel

COLT	Maker of the Commando rifle
COLT	Wild West weapon
COLT	Big name in guns
COLT	NFL player
COLT	Young male horse