a commission by the United Nations to a country to administer a region, which is known as the trust territory. The trust territory is not a colony-the idea is that it should be developed so that it can eventually assume complete independence. For example, the Trust Territory of the Pacific Islands, administered by the U.S.
Commission from the United Nations to a country to look after a region, territory, or colony until the people of that land are ready for independence and self-government.
the administration by a nation of a trust territory, approved by the UN, usually with the idea that the trust territory will be developed toward self-government or independence