A measure of land containing five yards and a half, or sixteen feet and a half in length; otherwise called a “rod” or “pole.” Cowell. As a unit of solid measure, a perch of masonry or stone or brick work contains, according te some authorities and in some localities, sixteen and one-half cubic feet but elsewhere, or according to others, twenty-five. Unless defined by statute, it is a very indefinite term and must be explained by evidence.