sneakernet

noun2

1. •
   (informal, humorous) A method of transferring a computer file from one computer to another by copying it to a floppy disk, thumb drive, or some other external storage device, carrying the device to the other computer, and saving the file there, in contrast to electronic methods used by networked computers to transfer data.

   • Significant advances are occurring to race past sneakernet. But the ideal computer interconnect solution will always be just around the next bend. — 1986
2. •
   (informal, humorous) The group of computers involved in this practice.

   • Before the days of Internets and intranets, there were sneakernets—users would save files on a floppy disk and simply walk them over to another PC! — 2004