a hebrew measure of liquids, containing 2.37 gills.-a bulky piece of wood which has not been shaped by hewing or sawing.-an apparatus for measuring the rate of a ship's motion through the water.-hence: the record of the rate of ship's speed or of her daily progress; also, the full nautical record of a ship's cruise or voyage; a log slate; a log book.-a record and tabulated statement of the work done by an engine, as of a steamship, of the coal consumed, and of other items relating to the performance of machinery during a given time.-a weight or block near the free end of a hoisting rope to prevent it from being drawn through the sheave.-to enter in a ship's log book; as, to log the miles run.-to engage in the business of cutting or transporting logs for timber; to get out logs.-to move to and fro; to rock.