無む主しゅ物ぶつ先せん占せんむしゅぶつせんせんMeanings1nounacquisition by occupancylawA legal term referring to the acquisition of ownership of an unowned object by taking possession of it. Used in civil law contexts.See also: 先占取得無む主しゅ物ぶつ先せん占せんは、所しょ有ゆう者しゃのいない動どう産さんの所しょ有ゆう権けんを取