Definition of Frankenstein monster
: frankenstein a Frankenstein monster that would stand before a typecase and pluck out letters and click them into a composing stick — T. W. Duncan bureaucracy … become a Frankenstein monster, a law unto itself, interested largely in its own perpetuation and expansion — E. S. Griffith French fears that a rearmed Germany might prove to be a Frankenstein's monster which would turn on its creators — O. N. Bradley
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