Peak (pēk), n. [OE. pek, AS. peac, perh of Celtic origin; cf. Ir. peac a sharp-pointed thing. Cf. Pike.] 1. A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap. “Run your beard into a peak.” Beau. & Fl.
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2. 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.
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Silent upon a peak in Darien. Keats.
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3. (Naut.) (a) The upper aftermost corner of a fore-and-aft sail; -- used in many combinations; as, peak-halyards, peak-brails, etc. (b) The narrow part of a vessel's bow, or the hold within it. (c) The extremity of an anchor fluke; the bill. [In the last sense written also pea and pee.]
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Fore peak. (Naut.) See under Fore.
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Peak, v. t. (Naut.) 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.
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