firmer chisel: Meaning and Definition of

fir'mer chis"el

Pronunciation: (fûr'mur), [key]
— Carpentry. Carpentry.
  1. a narrow-bladed chisel for paring and mortising, driven by hand pressure or with a mallet.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.