What is the meaning of Candlestick?

A holder with a socket or spike for a candle.

A gymnastics move in which the legs are pointed vertically upward.

A color-coded bar showing the open and closing prices of a stock on a candlestick chart.

The central ignition tube connecting the fuse and charge of a WWI shrapnel shell, shaped like a candle stick.

To catch on fire, so that the chute resembles a tapered candle with a flame on top.

To analyze stock behavior using Japanese candlestick charts.

To adorn with candlesticks.

To form a tall, thin, tapering shape similar to a candle.

Source: wiktionary.org