Overrun may refer to:
Overrun brake Overrun, the condition of a vehicle travelling without throttle, see freewheel Overrunning clutch, see freewheel Buffer overrun, see buffer overflow Overrun is the section of a runway, sometimes called a blast pad, that is used as an emergency space to slowly stop planes after an aborted takeoff or a problem on landing Cost overrun Overrun is the amount of air injected into soft serve ice creams Overrun (film), a 2021 American action crime comedy