Green’s Dictionary of Slang

(US) drunk, intoxicated by drugs.

1992		Eble Campus Sl. Apr. 10: zoosed – very drunk.
1992		R. Price Clockers 124: ‘She’s totally fucking zotzed’ [...] The woman rolled on her side and fell asleep.
2008		R. Price Lush Life 40: He’s still so zotzed he’s going to need a past-life regression therapist just to remember his name .