(1):
(a.) Full of fancy; guided by fancy, rather than by reason and experience; whimsical; as, a fanciful man forms visionary projects.
(2):
(a.) Conceived in the fancy; not consistent with facts or reason; abounding in ideal qualities or figures; as, a fanciful scheme; a fanciful theory.
(3):
(a.) Curiously shaped or constructed; as, she wore a fanciful headdress.