lot lineglossary / LOT LINE lot line. A land boundary that separates one tract from another (from the street to the alley, the lot line is 150 feet). 词条贡献者 译员黎川,在一家顶尖澳洲律师事务所的上海办公室担任全职法律翻译,擅长翻译涉及工业与制造业领域的法律文件。