What is the meaning of Stain?

A discolored spot or area caused by spillage or other contact with certain fluids or substances.

A blemish on one's character or reputation.

A substance used to soak into a surface and colour it.

A reagent or dye used to stain microscope specimens so as to make some structures visible.

One of a number of non-standard tinctures used chiefly in post-medieval heraldry, especially tenné, murrey, or sanguine.

To discolor, as by spilling or other contact with a fluid or substance.

To taint or tarnish someone's character or reputation

To coat a surface with a stain

To become stained; to take a stain.

To treat (a microscopic specimen) with a dye, especially one that dyes specific features

To cause to seem inferior or soiled by comparison.

romanization of 𐍃𐍄𐌰𐌹𐌽

stone, rock, as material or individual piece of rock or pebble

alternative form of stonen

Source: wiktionary.org