Derived from "stampede", a trampede is a cluster of women, usually from age 18-21 that roam the winter streets in short skirts and heels, usually looking for a frat or house party of any sort. They are almost invariably easy to sleep with, and can be easily spotted on any given college campus due to their tendency to make loud, annoying noises and fall down.
A charged up group of bullish shoppers that stampede through the doors of a store to grab every sale item in sight...
Wal Mart has decided to issue wristbands for entry into their stores on Black Friday to avoid tragic and fatal trampedes by ruthless and pushy shoppers.