“Peak” is the truest embodiment of the north-south divide. In the south, the masses - disoriented and confused by the brightly coloured Pret and Waitrose signs - think peak means bad.
In the North thankfully sense still reigns and peak is good.
Sup chief, weather’s looking peak today
by Andyfan December 14, 2019
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The highest point of pleasure and fuckedupness from an ecstacy pill.
"The peak lasted for about 4 hours."
"I'm peaking really hard."
by Diego July 28, 2003
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very very erect nipples, usually on a female
check out the peaks on that chick, she must be freezing

she's so horny that you can see her peaks through her shirt
by Jumbalya November 14, 2007
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Sometimes said "Peak Times", the word refers to an event to be or in the past of enjoyment. Alternatively, the term can be used sarcastically in a bad situation showing your lack of enthusiasm.
Eg1:

Dave: Mate, you coming to the party on Saturday?
John: Haha yeah it's gonna be peak!

Eg2:
Matt: Ahh I'm totally screwed for and exam, I've done no revision!
Bill: Peak times for you....

Written: /\
by kiki001 May 11, 2011
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the most intense part of an LSD trip, usually lasting for about an hour, in which "ordinary reality" becomes interwoven with the private pschedelic perceptions of the tripper.
"If you think this is weird now, wait 'til we start PEAKING!"

Note: applies only during the use of LSD; not psilocybin, MDMA, or other hallucinogens
by mainframe November 1, 2003
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Of the utmost awesomeness; Thrilling to the fullest potential; Similar to, but better than, the shit
I've never had had that much fun before, man. Last night was fucking peak!

Shrooming for the first time was a peak experience.
by K-Murda Dimes October 19, 2006
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Ay dogg! Did you see that hulk movie? Man, that shit was PEAK!!!!!
by DMo June 24, 2003
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