What is the meaning of Bougie?

A tapered cylindrical instrument for introducing an object into a tubular anatomical structure, or to dilate such a structure, as with an esophageal bougie.

A wax candle.

Behaving like or pertaining to people of a higher social status, middle-class / bourgeois people .

Fancy or good-looking, without the same connotations of snobbery or pretentiousness as in sense 1.

A person who exhibits bougie behavior.

candle

spark plug

Source: wiktionary.org