• synonyms

rule of the road

See more synonyms for rule of the road on Thesaurus.com
noun Nautical.
  1. any of the regulations concerning the safe handling of vessels under way with respect to one another, imposed by a government on ships in its own waters or upon its own ships on the high seas.
Show More

Origin of rule of the road

First recorded in 1870–75
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018