[stam.pede] n [AmerSp estampida, fr. Sp, crash, fr. estampar to stamp, of Gmc origin; akin to OHG stampfon to stamp] (1828) 1: a wild headlong rush or flight of frightened animals
2: a mass movement of people at a common impulse
3: an extended festival combining a rodeo with exhibitions, contests, and social events
[2]stampede vb stam.ped.ed ; stam.ped.ing vt (1838) 1: to cause to run away in headlong panic
2: to cause (as a group of people) to act on sudden or rash impulse ~ vi 1: to flee headlong in panic
2: to act on mass impulse -- stam.ped.er n