Bible Dictionaries
Gnash

Easton's Bible Dictionary

Heb. harak, meaning "to grate the teeth", (Job 16:9; Psalm 112:10; Lamentations 2:16 ), denotes rage or sorrow. (See also Acts 7:54; Mark 9:18 .)

Bibliography Information
Easton, Matthew George. Entry for 'Gnash'. Easton's Bible Dictionary. https://www.studylight.org/​dictionaries/​eng/​ebd/​g/gnash.html. 1897.