PEAK, noun [Eng. pike, beak.] 1. The top of a hill or mountain, ending in a point; as the peak of Teneriffe. 2. A point; the end of any thing that terminates in a point. 3. The upper corner of a sail which is extended by a gaff or yard; also, the extremity of the yard or gaff. PEAK, verb intransitive To look sickly or thin. [Not used.] 1. To make a mean figure; to sneak. [Not used.] PEAK, verb transitive To raise a gaff or yard more obliquely to the mast.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI