Poocket means "pocket" or "close friend."
You use the word in two ways.
Example: "Do you have a poocket?"
Is to ask if someone has a pocket.
"What's up, Poocket?"
Is to use to call someone a close friend.
When your having sex with your ho, then you pull john travolta from your stash, then you throw him out the window, and try to hit your target (preferably a little kid).