<p><strong>Noun:</strong></p><ul><li>a fire that is totally destructive of something.</li><li>also burn-out.</li><li>fatigue, frustration, or apathy resulting from prolonged stress, overwork, or intense activity.</li><li>Rocketry: the termination of effective combustion in a rocket engine, due to exhaustion of propellant; the end of the powered portion of a rocket's flight.</li><li>Electricity: the breakdown of a lamp, motor, or other electrical device due to the heat created by the current flowing through it.</li></ul>