Continuity mistake: Pooter's hair was cut in the scene where they sneaked out of class to go to the zoo, but when they got to the zoo his hair was grown out.
Continuity mistake: When Preacher throws the dice for 50 cents, he's seen in the middle of his two opponents throwing the dice, but when the camera angle changes after he throws them, he is now seen to the left of them.
Answer: It stands for his name.
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