Rampant meaning : Rearing on both hind legs with the forelegs extended. Rearing up, especially on its hind leg(s), with a foreleg raised and in profile. Tilted, said of an arch with one side higher than the other, or a vault whose two abutments are located on an inclined plane. Unrestrained or unchecked, usually in a negative manner. Rife, or occurring widely, frequently or menacingly.