a point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap.-the top, or one of the tops, of a hill, mountain, or range, ending in a point; often, the whole hill or mountain, esp. when isolated; as, the peak of teneriffe.-the upper aftermost corner of a fore-and-aft sail; -- used in many combinations; as, peak-halyards, peak-brails, etc.-the narrow part of a vessel's bow, or the hold within it.-the extremity of an anchor fluke; the bill.-to rise or extend into a peak or point; to form, or appear as, a peak.-to acquire sharpness of figure or features; hence, to look thin or sicky.-to pry; to peep slyly.-to raise to a position perpendicular, or more nearly so; as, to peak oars, to hold them upright; to peak a gaff or yard, to set it nearer the perpendicular.