Big Dummy
As refering to a males genital's, penis. Could also be used as big old stupid dummy meaning overly large penis.
Example:
"I slid my big dummy in her dookie shoot last night"!
"Man, I beat my hoe up with my big old stupid dummy".
"I slid my big dummy in her dookie shoot last night"!
"Man, I beat my hoe up with my big old stupid dummy".