A sort of "blue baby syndrome" can also be caused by methemoglobinemia. It is widely believed to be caused by nitrate contamination in groundwater resulting in decreased oxygen carrying capacity of hemoglobin in babies leading to death.
My baby is affected by blue baby syndrome, because here in this place groundwater is contaminated by nitrates.
Baby blue- used by select groups of southern men to describe a smooth woman. Blue being a color of calm/tranquility and baby being the typical playful name given. Hence, the overall meaning a smooth women the man enjoys being around.