Peak | Mean of peak in English Dictionary

/ˈpiːk/

• Noun
• the pointed top of a mountain
1. a line of rocky peaks
• a tall mountain with a pointed or narrow top
1. Pikes Peak in Colorado
• something that looks like a pointed top of a mountain
1. the peak of the roof
2. The recipe says to beat the cream until it forms soft/stiff peaks.

• the highest level or degree of excellence, quantity, activity, etc.
1. His cooking is the peak of perfection. [=is excellent]
2. a singer at the peak [=height] of her popularity
3. The team was at its peak [=played best] in the 1980s.
4. At her peak she was writing a new novel every year.
5. Violence reached a peak just before the election.
6. The graph shows that murders in the city declined from a peak of 173 in 2004.
7. There are peaks and valleys [=very high and very low levels] in electricity usage during the summer.
• the front part of a cap or hat that shades the eyes
• at the highest point or level
1. He is in peak [=top, excellent] physical condition.
2. peak [=best possible] engine performance
3. The factory has been running at peak capacity for the past year.
• filled with the most activity
1. Phone calls cost more during peak calling hours. [=the time period when most calls are made]
2. the peak season for fishing
3. peak [=prime] television viewing time
• Verb
• to reach the highest level
1. Electricity usage peaks during the summer.
2. The singer's popularity peaked years ago. [=he is not as popular now]
3. The stock price peaked several months ago at 30 dollars per share.