noun. Indicating the clear presence of a blue naked man. Blue + guy + nudity = bludity. Prime instance in well-known culture is Dr. Manhattan when you look at the motive Watchmen. The appearance of a far more or less fully-nude personality whose nudity is over looked as a result of blue skin. Chief instances tend to be Dr. Manhattan from 2009's "Watchmen" and the character of Mystique in X-Men flicks.