She cut you with a guitar extension cord. The power reaches the flag from a extension cord. Eventually Stump tracks down Trohman and strangles him to death with an extension cord. Afterward, they tied her to the bed with insulating tape and an extension cord. Garnell whipped Tavis and Phyllis with an extension cord, wounding the two children. SRE-15/44 (5 meter) earspeaker extension cord (discontinued). The term "extension cord" has been in use since at least 1925.