Available Definitions:
1) n. - Something of unnatural size, shape, or quality; a prodigy; an enormity; a marvel.
2) n. - Specifically , an animal or plant departing greatly from the usual type, as by having too many limbs.
3) n. - Any thing or person of unnatural or excessive ugliness, deformity, wickedness, or cruelty.
4) a. - Monstrous in size.
5) v. t. - To make monstrous.