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2.
Stuffed, worn out, not working properly.
I'm feeling so completely spacked today
by Nukkels February 06, 2005
 
1.
Used to describe stupid or moronic behaviour by persons a few bricks short of a wall (see retard).

Often preceded by the ingestion intoxicating substances.
This person may now be officially labeled a spackie.
Guy: Woah! Did you see that drunk chick run through that glass door?
Girl: LOL. Thats really spacked up.
by CheapThrills February 27, 2006
 
3.
SPonge attACKED. To be viciously attacked with a common household sponge.
I spacked felix last night, now he's in a coma.