1. prohibitive order: a court order that prohibits something
2. exclusion from church sacraments: a ban imposed by a pope, church council, or bishop that excludes a person, group, or nation from the sacraments of the Roman Catholic Church. In the past, the interdict was used to enforce obedience.
transitive verb (past and past participlein·ter·dict·ed, present participlein·ter·dict·ing, 3rd person present singularin·ter·dicts)
Definition:
1. ban somebody or something by law: to prohibit something or forbid somebody from doing something, especially in accordance with civil or ecclesiastical law
2. prevent illegal entry: to prevent somebody or something from entering a country illegally Patrols will be increased along the border to interdict smugglers.
3. keep enemy out of area: to keep an enemy from using an area by troop movements or other means
[13th century. Via French< Latin interdictum< interdicere "prohibit" < dicere "speak"]