The best something ever
The pinnacle of something
P1: Bro that movie was mid.
P2: Nah bro that movie was totally peak, nothing can beat that.
When someone orgasms they peak
This is mostly used in England and Northern Ireland
"What did you do with her bro"
"I made her peak"
Peak is what Hunter x Hunter, JJBA, OP and Spy x Family are
Person 1: bro have you watched HXH, JJBA, OP and sxf?
Person 2: obviously
Person 1: oh I haven't watched any of them
Person 2: bros missing out on peak
When you take a brief glimpse at something and won’t accept it as a typo
he took a peak at the date finally
basically attack on titan / peak on titan.
Me: "Levi was badass in that ep yesterday"
You: "yeah AOT is peak"