lamp·light·er /-ˌlaɪtɚ/
  點燃街燈的燈夫,點燈用具
  Lamp·light·er n.
  1. One who, or that which, lights a lamp; esp., a person who in former times lighted street lamps which were illuminated by a combustible gas; -- such lamps are now little used, and primarily as nostalgic ornaments.
  2. Zool. The calico bass.
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  lamplighter
       n : (when gas was used for streetlights) a person who lights and
           extinguishes streetlights