What is the meaning of Clay?

A mineral substance made up of small crystals of silica and alumina, that is ductile when moist; the material of pre-fired ceramics.

An earth material with ductile qualities.

A tennis court surface made of crushed stone, brick, shale, or other unbound mineral aggregate.

The material of the human body.

A particle less than 3.9 microns in diameter, following the Wentworth scale.

A clay pipe for smoking tobacco.

A clay pigeon.

Land or territory of a country or other political region, especially when subject to territorial claims.

A moth, Mythimna ferrago

To add clay to, to spread clay onto.

To purify using clay.

Alternative form of cley (clay)

Source: wiktionary.org