noun

• (gymnastics) A gymnastics move in which the legs are pointed vertically upward.
• (finance) A color-coded bar showing the open and closing prices of a stock on a candlestick chart.
• (British, military slang, historical) The central ignition tube connecting the fuse and charge of a WWI shrapnel shell, shaped like a candle stick.
  "Inside the shrapnel shell was an iron bar with a flattened, broad nose. When the shell burst in the air this iron object fell to the ground and, since it came often from a great height, its fall was dangerous. The men called these candlesticks, which they much resembled."

verb

• (of a parachute) To catch on fire, so that the chute resembles a tapered candle with a flame on top.
  "Planes fell in flames, planes fell not in flames. Men fell in flames, men fell safely in their parachutes, some candlesticked."
• (investing) To analyze stock behavior using Japanese candlestick charts.
  "The other book I would recommend is on a technical evaluation method called “candlesticking.”"