Clink"er (kl&ibreve;&nsm;k"&etilde;r), n. [From clink; cf. D. clinker a brick which
is so hard that it makes a
sonorous sound, from clinken to clink. Cf. Clinkstone.]
1. A mass composed of several bricks run together by the action of
the fire in
the kiln.
2. Scoria or vitrified incombustible matter,
formed in a
grate or furnace where anthracite coal in used; vitrified or burnt matter ejected from a volcano; slag.
3. A scale of oxide of iron, formed in forging.
4. A kind
of brick. See Dutch clinker, under Dutch.