In Muscarello v. United States, 524 U. S. 125 (1998), in the course of analyzing the meaning of “carries a firearm” in a federal criminal statute, JUSTICE GINSBURG wrote that “urely a most familiar meaning is, as the Constitution’s Second Amendment . . . indicate: ‘wear, bear, or carry . . . upon the person or in the clothing or in a pocket, for the purpose . . . of being armed and ready for offensive or defensive action in a case of conflict with another person.’ ” DC v. Heller (2008.)