mongolian spot
n.
Any of a number of dark-bluish or mulberry-colored spots on the lower back, observed in newborn infants, that enlarge for a short time after birth and then gradually recede.
blue spot
Words nearby mongolian spot
mongolian,
mongolian fold,
mongolian hot pot,
mongolian idiocy,
mongolian people's republic,
mongolian spot,
mongolic,
mongolism,
mongoloid,
mongoose,
mongrel