This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. The incombustible residue, fused into an irregular lump, that remains after the combustion of coal.

n. A partially vitrified brick or a mass of bricks fused together.

n. An extremely hard burned brick.

n. Vitrified matter expelled by a volcano.

n. Slang A sour note in a musical performance: hit a clinker.

n. Slang A mistake; a blunder.

n. Slang Something of inferior quality; a conspicuous failure: a clinker of a show.

n. Chiefly British Something admirable or first-rate.

verb-intransitive. To form clinkers in burning.

n. Someone or something that clinks.

n. Fetters.

n. Someone or something that clinches.

n. A mass composed of several bricks run together by the action of the fire in the kiln.

n. 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.

n. A scale of oxide of iron, formed in forging.

n. A kind of brick. See Dutch clinker, under Dutch.

n. That which clinks. Specifically

n. A metal-heeled shoe used in dancing jigs.

n. The partly melted and agglutinated residuum of the combustion of coal which has a fusible ash.

n. A partially vitrified brick or mass of bricks.

n. A kind of hard Dutch or Flemish brick, used for paving yards and stables.

n. Vitrified or burnt matter thrown up by a volcano.

n. A scale of black oxid of iron, formed when iron is heated to redness in the open air.

n. A deep impression of a horse's or cow's foot; a small puddle so formed.

To form clinker; become incrusted with clinker.

n. In cricket, a ball bowled exceedingly well.

v. clear out the cinders and clinker from

v. turn to clinker or form clinker under excessive heat in burning

n. a fragment of incombustible matter left after a wood or coal or charcoal fire

n. a hard brick used as a paving stone

"The clinker is that the chain decides which Canadian authors they will display and advertise from a list of authors that the six publishers submit."

clinkered    clinkering    clinkers   

clean out    clear out    change    fragment    brick   

sterile clinker   

Dutch   

clinkerwise    clinker block    clinker-built   

slag    slam   

clinkers    scoria    taxiway    classicrock    highrise    ash-pan    calx    potentialto    mastich    rebar