Hiss

What is hissing?
Hissing is something people part of The Reptilian Brotherhood do as a way of identifying each other and a way to joke around

How did it start?
The phrase "hiss" started when the hacker group "Lizard Squad" (known for hacking PSN and Xbox Live on multiple occasions), once replied to multiple of Leafy's tweets with "hiss" causing The Reptilian Brotherhood to start hissing back