maniac
noun(ma-ni-ac)
madman, lunatic
maniac
noun(ma-ni-ac)
a person characterized by an inordinate or ungovernable enthusiasm for something
maniac
adjective(ma-ni-ac)
affected with or suggestive of madness
maniac
adjective(ma-ni-ac)
characterized by ungovernable excitement or frenzy : frantic
maniac
idiom(ma-ni-ac)
in a very reckless and dangerous way