noun
Most often used in the set phrase 路頭に迷う (to be homeless, to be stranded). Outside of this phrase, it is a somewhat literary term for the side of a road.
失業して路頭に迷う人が増えている。
More people are losing their jobs and ending up homeless.
路頭に立って、行き交う人々を眺めた。
I stood by the roadside and watched the people passing by.