1.Getting fucked up on any drug allowing you to reach another state of consciousness (mearth)
2. Moon crashing into the Earth and forming Mearth.
3. Every picture ever drawn in history put together, an unfathomable being, much like god, transmearthformation
"We smoked an entire pound and took 5 hits of acid and I saw mearth"
"Do you want to go get mearthed"
"I am so mearthed"