noun: (travel, aviation, dated) Initialism of miscellaneous charge order. [(travel, aviation, dated) An accountable document similar to an airline ticket, used to pay for travel related services such as hotels and car hire.]
noun: (medicine, healthcare) Initialism of managed care organization.
noun: (Malaysia) Initialism of movement control order. [(Malaysia) any of a series of national quarantine and cordon sanitaire measures imposed by the Malaysian government to stop the spread of COVID-19]
