† redishing knifeObs.rare—1. A knife (seequot.) used by comb- and card-makers. 1688R. Holme Armoury iii. 383/1 The second [tool] is termed a Redishing Knife; it is a Knife with a long Blade, and sharp pointed like a Scotch Bibby, with a little bending in the back towards the point.