|Compare electrostatic unit EMU, Abbreviation: e.m.u. any unit that belongs to a system of electrical cgs units in which the magnetic constant is given the value of unity and is taken as a pure number|
|the offspring of a zebra and a donkey.|
|a chattering or flighty, light-headed person.|
Any of various units, such as the abampere and the stilb, used in the centimeter-gram-second system of units to describe electric and magnetic field strengths, electric current strengths, and other quantities associated with electromagnetism.