PMU may refer to:

  • Periyar Maniammai University
  • Pomeranian Medical University
  • Presbyterian Missionary Union
  • Prince Mohammad bin Fahd University
  • Police MRT Unit of the Singapore Police Force
  • Pregnant mare urine
  • Progressive Muslim Union
  • Power Management Unit, an integrated circuit on some computers that controls sleeping, waking from sleep, hard drive spin down, and other power-related features
  • Phasor measurement unit, a device which measures phasors of AC quantities (voltage, current) in sync with a common time source (usually using a GPS radio clock)
  • Pari mutuel urbain, the French state-controlled betting system. It sponsors the green jersey in the Tour de France