The story
Etymology from Wiktionary, CC BY-SA 4.0.
Today it means: A player-built, fast-travel network of tunnels in the Nether using ice roads and minecarts or boats for rapid transit between Overworld locations, leveraging the Nether's 8:1 travel ratio for speedy cross-map journeys. Full definition →
Etymology from Wiktionary, CC BY-SA 4.0.