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1.
A penis immediately unusable after masturbation.
"Hi Steve would you like to have sex with me?"

"I would like to but unfortunately I have a cooked goose."
by Robbie993 July 24, 2012
 
2.
A pseudo-sexual term that Craig Ferguson uses on The Late Late Show with Geoff Peterson.
"You remember that guy from last week?"
"Yeah he's Cooked Goose now"
by Regravity July 25, 2012
 
3.
Anything going into a bottom is of the appropriate temperature (107 degrees)
Craig was a true gentleman. He gave me three litres of cooked goose and I was eternally grateful.
by Smartass Mike July 24, 2012