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1 definition by Sean Beej

 
1.
The name of the common ailment of having one sore testicle, regardless of what one it is, it's called Lefty.
Guy 1: "I've got fucking lefty, it's killing me"
Guy 2: "Nae joy, haha!"
Girl 1: "What's lefty???????"
by Sean Beej September 14, 2006