Etymology : perhaps alteration of pike
Pronunciation : 'pEk
Function : noun
Date : 1530
1. highest, prime, top. top, summit; pinnacle, apex. arrive to a climax, reach the highest point; become thin; raise vertically. peak\peak\, v. i. [imp. & p. p. peaked ; p. pr. & vb. n. peaking.].
2. to rise or extend into a peak or point; to form, or appear as, a peak. there peaketh up a mighty high mount. oland.
3. to acquire sharpness of figure or features; hence, to look thin or sicky. "dwindle, peak, and pine.".
4. [cf. peek.] to pry; to peep slyly.peak arch (arch.), a pointed or gothic arch.peak \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.peak \peak\ , n. [oe. pek, as. peac, perh of celtic origin; cf. ir. peac a sharp-pointed thing. cf. pike.].
5. 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." & fl.
6. 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. silent upon a peak in darien.
7. (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.].
8. A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap.
9. 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.
10. The upper aftermost corner of a fore-and-aft sail; used in many combinations; as, peak-halyards, peak-brails, etc.
11. The narrow part of a vessel's bow, or the hold within it.
12. The extremity of an anchor fluke; the bill.
13. To rise or extend into a peak or point; to form, or appear as, a peak.
14. To acquire sharpness of figure or features; hence, to look thin or sicky.
15. To pry; to peep slyly.
16. 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. the top point of a mountain or hill; "the view from the peak was magnificent"; "they clambered to the summit of Monadnock" to reach the highest point; attain maximum intensity, activity; "That wild, speculative spirit peaked in 1929" of a period of maximal use or demand or activity; "at peak hours the streets traffic is unbelievable".
17. 1. The peak of a process or an activity is the point at which it is at its strongest, most successful, or most fully developed. The party's membership has fallen from a peak of fifty-thousand after the Second World War The bomb went off in a concrete dustbin at the peak of the morning rush hour. a flourishing career that was at its peak at the time of his death.
18. When something peaks, it reaches its highest value or its highest level. Temperatures have peaked at over thirty degrees Celsius His career peaked during the 1970's.
19. The peak level or value of something is its highest level or value. Calls cost 36p and 48p per minute.
20. Peak times are the times when there is most demand for something or most use of something. It's always crowded at peak times see also:
peak time ¡Ù off-peak.
21. A peak is a mountain or the top of a mountain. the snow-covered peaks.
22. The peak of a cap is the part at the front that sticks out above your eyes. To become sickly, emaciated, or pale. to reach the highest point or level. Adam's Peak Bolívar Peak Imeni Ismail Samani Peak Stalin Peak Communism Peak Lassen Peak Margherita Peak Pikes Peak.