What is the meaning of Ash?

The solid remains of a fire.

The nonaqueous remains of a material subjected to any complete oxidation process.

Fine particles from a volcano, volcanic ash.

Human (or animal) remains after cremation.

Mortal remains in general.

What remains after a catastrophe.

A gray colour, like that of ash.

To reduce to a residue of ash. See ashing.

To hit the end off of a burning cigar or cigarette.

To hit the end off (a burning cigar or cigarette).

To cover newly-sown fields of crops with ashes.

A shade tree of the genus Fraxinus.

The wood of this tree.

The traditional name for the ae ligature (æ), as used in Old English.

Alternative form of aush

Alternative form of asshe (burnt matter)

Source: wiktionary.org