Smithsonian Magazine reports that mislabeling fish is rampant, particularly in sushi restaurants.
Harlem Talks About the Harlem Shake ‘Harlem Shake’ fever was rampant last week.
Decomposing corpses led to a rampant plague so severe it spread to Syria.
Long speculated to be a UFO research center, Burlington has been the subject of rampant conspiracies for decades.
He has warned of “rampant” lesbianism in Oklahoma public high-school bathrooms.
Violence has been rampant in some localities, and has either been justified or denied by those who could have prevented it.
The spirit of disunion was rampant in all parts of the South.
Colonel and Mrs. Dewsbury were rampant as two chained lions, who long to get loose and tear somebody to pieces.
It's rampant in here, you see, in spite of the barrier of sand.
The three ermines passant and rampant bear would certainly have gone together by the ears.'
late 14c., "standing on the hind legs" (as a heraldic lion often does), thus, also, "fierce, ravenous" (late 14c.), from Old French rampant, present participle of ramper "to climb, scale, mount" (see rampage (v.)). Sense of "growing without check" (in running rampant), first recorded 1610s, probably is via the notion of "fierce disposition" or else preserves the older French sense.