1. Mortar, putty, or other substance used to secure a firm and even bearing, as putty laid in the rabbet of a window frame, or mortar used to lay bricks.
2. A base which is prepared in soil or concrete for laying masonry or concrete.
1. Mortar, putty, or other substance used to secure a firm and even bearing, as putty laid in the rabbet of a window frame, or mortar used to lay bricks.
2. A base which is prepared in soil or concrete for laying masonry or concrete.