Methness 

The actions, emotional state or a way to describe the time of someone on Methamphetamines.

5 minutes in sober people's time turns into 60 minutes because of methness.

Methness by SlightlyUnhinged6666 October 23, 2019

mehness 

to be in a state of meh, a non worried non caring mood,

"the whole room was in a state of mehness no one seemed to care"

mehness by keir-zebulon April 14, 2008

mathness 

having or pertaining to a state of math

Derivatives are some sort of mathness

mathness by Paigethesnail August 2, 2011

Methnesia 

loss of a large block of interrelated memories; complete or partial loss of memory caused by meth usage.

I'm Unable To Recall Where I Placed my car keys after we got home and I got totally spun out, but I I must have a bad case of METHNESIA.

Methnesia by Naughtyamazing22 December 29, 2017