[Folklore] Meigas are the Galician witches. They are women, but that is nearly the only thing that is defined. They can be good or evil, ugly or of incredible beauty. The belief in meigas is very strong in Galicia, although people will say "I don't believe in meigas; but they do exist".
MEIGAS
Meaning of MEIGAS in English
Encyclopedia Mythica English dictionary. Английский энциклопедический словарь греческой мифологии. 2012