Stroking the sausage 

Masturbatory term.

See also:
slapping the meat
whacking the mole
petting the weasel
spanking the monkey
flogging the dolphin
tickling the pickle
shizzling the nizzle
playing the skin flute
cream-filling the donut

"I was stroking the sausage today."

Stroking the sausage by Dean March 25, 2005

stroking the sausage 

"Stroking the sausage," generally a term for getting oneself off, is used when a man refers to his masturbatory habits, in a way utilizing part of his knowledge of sexual innuendo.

Man: "I was stroking my sausage today..."
Woman: "Get away from me, you stupid pervert!"

stroking the sausage by Dean May 13, 2005