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1.
adj. Pirate drunk is the condition whereas you are so drunk, that you see double. To compensate, you cover one eye (like a pirate's eye patch). Typically, you are so drunk that you do not have a problem talking to someone seated next to you with one hand over your eye.
Lisa, "Tom called me from the bar last night, and I couldn't understand a word he said. He was totally pirate drunk."

MD, "He was at the Cubs game that afternoon, so it's not a big surprise."
by chi_tom September 19, 2005
 
2.
wasted beyond belief (preferably on rum). in the final stages one's vocabulary is reduced to arrrrrgggggg!
After her 10th keg stand Kelli was pirate drunk. then she tried to hook up with Ryan.
by the boot September 11, 2003