Top Definition
Postmortem Ambulatory Attack Syndrome - A condition where the corpses of the dead reanimate and attack the living.

Symptoms: A shambling gait, progressively darkening skin which goes from pallid to grey to black to green over time. Absence of any life signs.

Cause: Unknown Cure: None
The CDC closed the hospital and the Military cordoned off the city after a case of PMAAS was confirmed. Three people were killed.
by Olde Skool Jim July 15, 2011

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