VU stands for Volume Unit. This varies from PPM (Peak Program Meters) in that a VU meter displays the average volume level of an audio signal.
PPM is measuring the peak amplitude, which is the maximum volume of a signal, VU measures the average volume. VU gives a better idea of total power output.
(n): Of or relating to a comic book hero based on the writing of Stan O'Hurley cofounder of Omega Comics. Described as having a large endowment as well as abs of steel, Vu super powers include super human strenght, super sonic speed, telepaty, invulnerability, super senses, and flight. Modeled after Superman and Dark Phoenix the character is portrayed as being moody and dark but having a sense of righteousness.
(n): Main comic book character in Vu: The Master of the Universe created by Omega comics. Powers include super speed, super strenght, super senses, telepathy, invulnerablity, and manipulation of energy. Is a cross between Superman and Dark Phoenix. Character is dark and moody with a strong sense of righteousness.