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2.
A person who carelessly masturbates.ie wacker
"yo man.. I went to Chads house and that talley wacker was walking around with it in his hand!"
by Kevin w.s December 07, 2007
 
1.
Slang name for the male Penis.
"And so that's his (the horse) Talleywacker?"

"His Talleywacker was rather grotesque"
by Keith Lemons July 12, 2008