"Johnny Reb" kalma ce ta baki da ta samo asali daga kasar Amurka, musamman a jihohin kudu, kuma tana nufin sojan hadaka a lokacin yakin basasar Amurka. Kalmar "Johnny" kalma ce mai mahimmanci ga mutum, kuma "Reb" gajere ne ga "Rebel," wanda shine sunan barkwanci da aka ba wa sojojin Confederate waɗanda suka yi yaƙi da sojojin Tarayyar. Saboda haka, "Johnny Reb" kalma ce da ake amfani da ita don kwatanta sojan Ƙungiya ko kuma, gabaɗaya, mutum daga kudancin Amurka.