monster

I. noun Etymology: Middle English monstre, from Anglo-French, from Latin monstrum omen, monster, from monēre to warn — more at mind Date: 14th century 1. a. an animal or plant of abnormal form or structure b. one who deviates from normal or acceptable behavior or character 2. a threatening force 3. a. an animal of strange or terrifying shape b. one unusually large for its kind 4. something monstrous; especially a person of unnatural or extreme ugliness, deformity, wickedness, or cruelty 5. one that is highly successful II. adjective Date: 1837 enormous or impressive especially in size, extent, or numbers