Peak

n.	1.	A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap.
	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. Silent upon a peak in Darien. - Keats.
	3.	(Naut.) The upper aftermost corner of a fore-and-aft sail; - used in many combinations; as, peak-halyards, peak-brails, etc. Fore peak (Naut.) See under Fore.
v. i.	1.	To rise or extend into a peak or point; to form, or appear as, a peak. [imp. & p. p. Peaked (pēkt); p. pr. & vb. n. Peaking.] There peaketh up a mighty high mount. - Holand.
	2.	To achieve a maximum of numerical value, intensity of activity, popularity, or other characteristic, followed by a decline; as, the stock market peaked in January; his performance as a pitcher peaked in 1990; sales of the XTX model peaked at 20,000 per year.
	3.	To acquire sharpness of figure or features; hence, to look thin or sickly.
	4.	To pry; to peep slyly. Peak arch (Arch.) a pointed or Gothic arch.
v. t.	1.	(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.

Noun	1.	peak - the most extreme possible amount or value; "voltage peak" Synonyms: extremum
	2.	peak - the period of greatest prosperity or productivity Synonyms: efflorescence, flush, heyday, prime, blossom, flower, bloom
	3.	peak - the highest level or degree attainable; "his landscapes were deemed the acme of beauty"; "the artist's gifts are at their acme"; "at the height of her career"; "the peak of perfection"; "summer was at its peak"; "...catapulted Einstein to the pinnacle of fame"; "the summit of his ambition"; "so many highest superlatives achieved by man"; "at the top of his profession" Synonyms: acme, summit, superlative, elevation, height, pinnacle, top
	4.	peak - the top point of a mountain or hill; "the view from the peak was magnificent"; "they clambered to the summit of Monadnock" Synonyms: crest, summit, top, tip, crown
	5.	peak - a V shape; "the cannibal's teeth were filed to sharp points" Synonyms: tip, point
	6.	peak - the highest point (of something); "at the peak of the pyramid" Synonyms: apex, vertex, acme
	7.	peak - a brim that projects to the front to shade the eyes; "he pulled down the bill of his cap and trudged ahead" Synonyms: eyeshade, visor, vizor, bill
Verb	1.	peak - to reach the highest point; attain maximum intensity, activity; "That wild, speculative spirit peaked in 1929"
Adj.	1.	peak - of a period of maximal use or demand or activity; "at peak hours the streets traffic is unbelievable" Antonyms: off-peak - of a period of less than maximal use or demand or activity; "off-peak telepone rates"; "off-peak fares"
	2.	peak - approaching or constituting a maximum; "maximal temperature"; "maximum speed"; "working at peak efficiency" Synonyms: highest

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