Obs. [f. SPUR v.1 5.] A sharpers method of marking playing-cards.
1674. Cotton, Compl. Gamester (1680), 95. In dealing these Rooks have a trick they call the Spurr, and that is, as good Cards come into their hand they give them a gentle touch with their nail.
1711. Puckle, Club, 23. The bent, the slick, the breef, the spur. [Note] Marking Putt-cards on the edge with the nail as they come to hand.