Just like phone sex, this term is used when two individuals get stonned over the phone.
Maaan I’m too high to get out let’s just phone stone.
This is how "how much" would sound if said by a chinese guy who is trying to pull of a stinky deal with you in china town.
you: hey chang.. the price you gave me is too much man
chang: ok.. hama hama hama? hama hama hama? hama hama hama you want?