rule of the road

Noun

 * 1) The regulation requiring all traffic (travelling on a road or otherwise) to keep either to the left or the right.
 * 2) * 1986, New Scientist (volume 112, numbers 1540-1541, December 1986-January 1987)
 * The Liverpool and Manchester railway, the first steam-operated passenger railway, which opened in 1830, adopted the British rule of the road, with trains passing each other on the left.
 * 1)  A regulation concerning safe handling of vessels on seaways.
 * The Liverpool and Manchester railway, the first steam-operated passenger railway, which opened in 1830, adopted the British rule of the road, with trains passing each other on the left.
 * 1)  A regulation concerning safe handling of vessels on seaways.

Translations

 * Finnish: meriteiden sääntö