What is the meaning of Polish?

A substance used to polish.

Cleanliness; smoothness, shininess.

Refinement; cleanliness in performance or presentation.

To shine; to make a surface very smooth or shiny by rubbing, cleaning, or grinding.

To refine; remove imperfections from.

To apply shoe polish to shoes.

To become smooth, as from friction; to receive a gloss; to take a smooth and glossy surface.

To refine; to wear off the rudeness, coarseness, or rusticity of; to make elegant and polite.

Source: wiktionary.org