DCHP-1 Online
outrider 
n. in a chuckwagon race, one of the four riders who load the wagon, direct the horses during the starting turns, and gallop with the outfit to the finish line.
See also: chuckwagon race
- 1955 There are four outriders to each of the four outfits in every heat. When the starting-horn blows, one outrider holds back the team of horses fighting to be on its way. Another throws the stove in the rear of the chuckwagon. The remaining two pitch the flies and poles into the covered wagon. Now, the four entries are off. . . .
- 1964 . . . three crack-ups . . . saw all drivers, outriders and horses come out unscathed. . . .
- 1955 There are four outriders to each of the four outfits in every heat. When the starting-horn blows, one outrider holds back the team of horses fighting to be on its way. Another throws the stove in the rear of the chuckwagon. The remaining two pitch the flies and poles into the covered wagon. Now, the four entries are off. . . .