Pertaining to greek mythology god "
Poo-na-Ner", god of the
weak, helpless, and
worthless. "Pooner" means that you are a complete wussy, afraid to do something, or are a complete ass-hole. Aslo known as "P to the Uner" and "Ponnie-Ponnie".
Man,
Steve cheats on his girlfriend all the time, he's a POONER
or
You're not going to go with us? Capitol "P" to the "
U-ner"!
or
Kenny, you are a big,
fat Pooner!