Any fitting used to guide or change direction of a line, giving it a "fair lead" in its travel Fairleads pre vent chafing as well FIDDLE BLOCK-A block with two sheaves, one above the other, one usually being smaller than the other It resembles a "fiddle" FOOT-The lower portion of the sail FORESTAY-The wire that supports the mast from the forward side, running from the top or near the top of the mast to the forward point of the hull Also used to support the luff of the jib on sloop rigs