What is "stampeder"

Usage examples of "stampeder".

The clues to the identity of the stampeder or stampeders were so conspicuously absent that Storm heard some muttering to the effect that Krotag's men, now virtuously engaged in hunting the mounts, might well have hidden them in the first place, so they could claim the stallion and the three or four footsore mares Larkin promised them for their services.