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3.
Done sauce. Arriving to the level of either not giving a shit about something extremely determining, or intoxication.
Sorry guys, I'm zaded, I'll see you tomorrow.
by Whacky May 14, 2008
 
1.
Being really drunk and high at the same time
I can't believe you held that blunt hit in while you chugged that beer.

Ya I'm really fuckin zaded
by Hurricane Katrina 2.1 October 03, 2009
 
2.
Being high on aderol, ritalin, vyvanse
Dude, im so zaded right now
by ZaddyGuy78 October 13, 2010