A method of informing you partner in StarCraft when an enemy attack is imminent. This is only one variation, which stands for Purple Zerg Attacking 6:00. Meanning, basically, that the purple Zerg player is attacking from the suth.
"Dude, PZA6/RTA3/GPA9!!! Cover your flank!"
by StaplesMcJesus August 07, 2006