Noah Webster's Dictionary 1. (n.) The entrance for a hostile invasion or encroachment; as making inroads to a competitor's market; sudden or desultory incursion or invasion; raid; encroachment. 2. (v. t.) To make an inroad into; to invade. Int. Standard Bible Encyclopedia ROAD (INROAD) rod the King James Version (1 Samuel 27:10; compare 1 Samuel 23:27). See RAID.