GnashHeb. harak, meaning "to grate the teeth", ( Job 16:9 ; Psalms 112:10 ; Lamentations 2:16 ), denotes rage or sorrow. (See also Acts 7:54 ; Mark 9:18 .) These dictionary topics are fromM.G. Easton M.A., D.D., Illustrated Bible Dictionary, Third Edition,published by Thomas Nelson, 1897. Public Domain, copy freely.Bibliography InformationEaston, Matthew George. "Entry for Gnash". "Easton's Bible Dictionary". .