Pharmadrunk 

Being so high off pain medications or other pharmaceuticals that a person seems drunk.

Dude, she just totally blanked out mid sentence...I think she pharmadrunk.

Pharmadrunk by cryogenick November 27, 2012

Permadrunk 

n., adj.

A person who exhibits intoxicated behaviors consistently without the consumption of alcohol is referred to as permadrunk.

Betty acts like she is drunk all the time, I think she's permadrunk.

or,

Betty acts like she is drunk all the time, I think shes a permadrunk.

Permadrunk by Saving The Angels June 6, 2010

Permadrunk 

Drinking so much that you are drunk for more than a day.

1. We were permadrunk from our trip at the lake
2. John was perma drunk and climbed the tree.

Permadrunk by mike March 27, 2003

Permadrunk 

Adj.

Permadrunk occurs when one has consumed a large amount of alcohol, wake up drunk the next morning, and start their day without sleeping off the drunkenness. This person will now be permadrunk and feel slightly intoxicated throughout the entirety of the day.

Dude, you better go back to sleep otherwise you're gonna be permadrunk all day.

Permadrunk by RICKAH August 1, 2012