Definitions
1.NounA very hard brick used for paving customarily made in the Netherlands. .mw-parser-output .defdate{font-size:smaller}
2.NounA mass of bricks fused together by intense heat.
3.NounSlag or ash produced by intense heat in a furnace, kiln or boiler that forms a hard residue upon cooling.
4.NounAn intermediate product in the manufacture of Portland cement, obtained by sintering limestone and alumino-silicate materials such as clay into nodules in a cement kiln.
5.NounHardened volcanic lava.
6.NounA scum of oxide of iron formed in forging.
7.VerbTo convert or be converted into clinker.
8.NounSomeone or something that clinks.
9.NounFetters.
10.NounA mistake or blunder.
11.NounA style of boatbuilding using overlapping planks."clinker planking; a clinker dinghy"