What does mtn,ltn, etc mean or stand for?

[skibidislayer69]

I've seen people use it as a scale in forums, but I don't know what they mean of stand for.

 

[Mess]

PSL rating

PSL rating is a scale used in PSL Community to rate human physical attractiveness. It claims to measure attractiveness on a more normal distribution than the Decile...

incels.wiki

 

[Mess]

Mark that as solution pretty please

 

[skibidislayer69]

Thanks