definition of
monster

[1] #1 monster n. an imaginary creature usually having various human and animal parts. wn

[2] #2 monster n. [giant, goliath, behemoth, colossus] someone or something that is abnormally large and powerful. wn

[3] #3 monster n. [freak, monstrosity, lusus naturae] a person or animal that is markedly unusual or deformed. wn

[4] #4 monster n. [fiend, devil, demon, ogre] a cruel wicked and inhuman person. wn

[5] #5 monster n. [teras] (medicine) a grossly malformed and usually nonviable fetus. wn