1) Cacodemon 
[video game company] ==Games developed== ==Games published== ...
Abbreviation for Main Track Only, that is, horses for main track only races. Just as many horses scratch when a turf race is moved to dirt (main track), so MTO horses are entered into a scheduled turf race, anticipating the race may be switched to dirt. Turf races occasionally include MTO entrants. They will be added into the field if the race is t...
In Enochian, Mto is a cacodemon.
Motor Transport Officer, the Marine in charge of maintenance and operation of a unit's trucks.
Mediterranean Theatre of Operations 
(in World War II) Mediterranean Theater of Operations.