TIZZY Meaning of TIZZY in English /tiz"ee/ , n. , pl. tizzies . 1. Slang.a. a dither. b. a nervous, excited, or distracted state. 2. Brit. Obs. a sixpence. [ 1795-1805; orig. uncert. ] Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012