rampage (v.) Look up rampage at Dictionary.com
1715, in Scottish, probably from Middle English verb ramp "rave, rush wildly about" (c.1300), especially of beasts rearing on their hind legs, as if climbing, from Old French ramper (see ramp (n.1), also see rampant). Related: Rampaged; rampaging.
rampage (n.) Look up rampage at Dictionary.com
1861, from rampage (v.).