piblokto /pɪˈblɒktəʊ/ noun2 •A condition affecting dogs or other animals in the Arctic, characterized by aggressive behavior and seizures.A piblockto dog gave us considerable trouble today; yelping and barking he repeatedly changed out of the darkness, biting right and left, throwing the different teams into utter confusion. — 1884 •A condition affecting the Inuit peoples in winter, characterized by a period of frenzied activity or irrational behavior, followed by unconsciousness or stupor.