the residue that remains when something is burned
"The cold ash from the campfire crumbled under my boot as I walked away."
strong elastic wood of any of various ash trees; used for furniture and tool handles and sporting goods such as baseball bats
"The carpenter selected a piece of hard ash to craft durable handles for the new set of baseball bats."
The solid remains of a fire.
"The old ash in the village square provided welcome shade during the summer heat."
A shade tree of the genus Fraxinus.
In plain English: Ash is the gray, powdery dust left behind after something burns completely away.
"The campfire was reduced to glowing embers and gray ash by morning."
Usage: The most common meaning refers to the grayish-white powder left after something burns, distinct from soot which forms on surfaces during combustion. Use this term for any residue resulting from complete incineration rather than partial burning or smoldering.
convert into ashes
"The fire slowly consumed the wood until it was completely converted into ash."
To reduce to a residue of ash. See ashing.
"The old bones were reduced to white powder after being burned in the fire."
In plain English: To ash something means to burn it until only gray dust remains.
"Please don't ash me in front of my boss."
The Egyptian god of oases.
"The ancient Egyptians revered Ash as their beloved god of oases who brought life to the desert sands."
The word "ash" comes from the Old English æsċe, which traces back to the Proto-Indo-European root *h₂eHs-. It originally referred to the grey powder left after burning wood or other organic material.