† dressing-blockn.Printing (Obsoleterare) a block of soft wood which is tapped against a face of type in order to ensure all letters are the same height.
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1683 J. MoxonMech. Exercises II. 31 The Dressing-Block..is to run over the Face of the Form, and..to be gently knock't upon.., that such Letters as may chance to stand up higher than the rest may be pressed down.