From the characters that the American actress Parker Posey portrays on the screen. A person exhibiting the character traits af an asshole and/or being a cunt.
"That bitch is such a Parker Posey" and "Stop being such a Parker Posey, this is why people don't like you."
"Sunny is a right old Poosey, he's scared of his missus and has to watch what he says/does so it doesn't displease her"
Man1: what are you doing Sunny tonight?
Sunny: nothing, going to stay home with the wife, she's not happy with me and so I have to make it up to her by cooking her a meal"
Man1: You POOSEY!
The situation while playing basketball, either seriously or for fun, where the ball refuses to enter the hoop when you shoot it. Usually in the form of clanging off of the back of the rim.
This is a crafty sexual act, usually involving several midgets, in which all members give the subject a golden shower. Shortly after the last midget has finished, they then allow an ogre to defecate on the subjects chest. The warmth of the feces helps warm the subject who is used to colder climates in the northern regions of Michigan.
Jenny was about to die from frost bite so the midgets of the village pulled The Amy Posey on her.