A street light or lamppost was a large pole on which a lamp was affixed to illuminate an outdoor area.
An Iotian girl who lived in the Northside Territory on Sigma Iotia II complained to Kalo about "the crummy street lights around here", citing that due to their dysfunction, "A girl ain't safe." (TOS: "A Piece of the Action")
The village of Fair Haven had lampposts in its village square. In 2376, townspeople began to pile kindling at the base of three to burn members of USS Voyager's crew, as they believed the crew to be spirit folk. (VOY: "Spirit Folk")