tap (one's) claret(redirected from tap claret)
tap (one's) claret
To draw blood, typically in some sort of fight. "Claret" is a type of red wine. A: "Who tapped your claret?" B: "Bill punched me in the nose. Can you help me clean up this blood?" Do you challenge me to a fight? Well, I will most certainly tap your claret—I hope you're ready for that!