Princeton's WordNet (0.00 / 0 votes) Rate this definition: oil (noun). a slippery or viscous liquid or liquefiable substance not miscible with water. oil, oil color, oil colour (noun). oil paint containing pigment that is used by an artist.
The colors represent the clear skies and snow of the Andes; the sun symbol commemorates the appearance of the sun through cloudy skies on 25 May 1810 during the first mass demonstration in favor of independence; the sun features are those of Inti, the Inca god of the sun. Argentina Flag - Colors.
That meaning, however, has evolved over time. The symbolism of the colors of the flag, as decided in 1821, were green to represent independence from Spain, white for the purity of the Catholic faith, and red for the union between Europe and the Americas.