a mass of iron in a pasty condition gathered into a ball for the tilt hammer or rolls.-a fold or doubling of a thread, cord, rope, etc., through which another thread, cord, etc., can be passed, or which a hook can be hooked into; an eye, as of metal; a staple; a noose; a bight.-a small, narrow opening; a loophole.-a curve of any kind in the form of a loop.-a wire forming part of a main circuit and returning to the point from which it starts.-the portion of a vibrating string, air column, etc., between two nodes; -- called also ventral segment.-to make a loop of or in; to fasten with a loop or loops; -- often with up; as, to loop a string; to loop up a curtain.