GILT, or Rum dubber,

a Picklock, so called from Gilt, or Key; may of them are so expert, that from a Church-Door, to the smallest Cabinet or Trunk they will find means to open it. They generally pretending Business of Secrecy, covet to go up Stairs with their Company, in a Publick-House or Tavern, and then prying about, open any Door, Trunk or Cabinet that they think will afford them Booty, and so march off.