A fork of Rural Dictionary
1) a playfull insult between friends
2) a person who gets really horribly drunk on a regular basis
1) shaun, pick it up ya mash head!
2) Johny Mase stop drinking you mash head!
When you and your buddies whip out your fatties and joust with them.
Eric and Jason were quite excited and decided to mash heads about it.
When you’re high on marijuana and your scalp feels all weird and your head high.
Person 1: this strain gives me mash potato head
Person 2: okay.