MLU

MLU may stand for:


 * Major League Ultimate, a defunct ultimate frisbee league
 * Martin Luther University, in Halle and Wittenberg, Saxony-Anhalt, Germany
 * Mean length of utterance
 * Mid-life update
 * Mirror lock-up, in SLR cameras
 * Monroe Regional Airport (Louisiana), US, IATA code
 * Mountain Locator Unit, emergency beacon
 * To’abaita language, ISO 639-3 language code
 * the SCMaglev, formerly MLU, maglev railway