Definitions of fantastically

  1. in a fabulous manner; "she was a fabulously gifted player" Scrapingweb Dictionary DB
  2. In a fantastic manner. Webster Dictionary DB
  3. In a fantastical manner. Nuttall's Standard dictionary of the English language. By Nuttall, P.Austin. Published 1914.
  4. By the power of imagination; capriciously, humourously; whimsically. Complete Dictionary