Meaning

• A point; the sharp end or top of anything that terminates in a point; as, the peak, or front, of a cap.

• The highest value reached by some quantity in a time period.

  "The stock market reached a peak in September 1929."

• The top, or one of the tops, of a hill, mountain, or range, ending in a point.

  "They reached the peak after 8 hours of climbing."

• The whole hill or mountain, especially when isolated.

• The upper aftermost corner of a fore-and-aft sail.

  "peak-brails"

• The narrow part of a vessel's bow, or the hold within it.

• The extremity of an anchor fluke; the bill.

• A local maximum of a function, e.g. for sine waves, each point at which the value of y is at its maximum.

Meaning

• To reach a highest degree or maximum.

  "Historians argue about when the Roman Empire began to peak and ultimately decay."

• To rise or extend into a peak or point; to form, or appear as, a peak.

• To raise the point of (a gaff) closer to perpendicular.

Meaning

• Maximal, maximally quintessential or representative; constituting the culmination of

• Bad

• Unlucky; unfortunate