sneakernet
/ˈsniːkənɛt/Computing informal (originally North American )
noun
The transfer of data by physical as opposed to electronic means, especially by the passing of disks between users; the notional network created by this practice.
Origin
1980s; earliest use found in Data Communications. From sneaker + -net, with (humorous) allusion to the action of walking between desks, offices, etc.