To make an unnecessary, extraneously, regrettable phone call after smoking heavily. These calls are often made by people because they have a desire to randomly discuss the nonsense that they are mentally experiencing to their friends because they are so high.
Noun: "I got his High-dial last night."
Verb: "Mark made an ass out of himself when he High dialed Betty."
Verb: "Mark made an ass out of himself when he High dialed Betty."
by PowerBar88 November 5, 2009
Similar to a Drunk dial but this time you are completly high off your ass to a point where you have no clue what your saying. usually any time of day to an Ex or friend.
by Mikelikesrealnutz December 21, 2006
by 50% Cat November 17, 2011