[clin.ker] n [alter. of earlier klincard a hard yellowish Dutch brick] (1641) 1: a brick that has been burned too much in the kiln
2: stony matter fused together: slag
[2]clink.er n [[1]clink] (1733) 1 Brit: something first-rate
2. a: a wrong note b: a serious mistake or error: boner c: an utter failure: flop d: something of poor quality