[n] a person employed to watch for something to happen
[n] someone who can find paths through unexplored territory
[n] someone employed to discover and recruit talented persons (especially in the worlds of entertainment or sports)
[v] explore, often with the goal of finding something or somebody
Synonyms
guide, lookout, lookout man, pathfinder, picket, reconnoiter, reconnoitre, sentinel, sentry, spotter, talent scout, watch