OMMS

AcronymDefinition
OMMSOrganisation Mondiale du Mouvement Scout (French: World Organization of the Scout Movement)
OMMSOrganización Mundial del Movimiento Scout (Spanish; World Organization of the Scout Movement)
OMMSOrdnance Mechanical Maintenance School (Aberdeen Proving Ground, Maryland)
OMMSOrchard Mesa Middle School (Grand Junction, CO)
OMMSOak Meadow Montessori School
OMMSOrganizational Maintenance Management Subsystem