1. flagpole(n = noun.artifact) range pole, ranging pole - surveying instrument consisting of a straight rod painted in bands of alternate red and white each one foot wide; used for sightings by surveyors;
is a kind of surveying instrument, surveyor's instrument
2. flagpole(n = noun.artifact) flagstaff - a tall staff or pole on which a flag is raised;
is a kind of staff
A pole used to display a flag. [PJC]