chatter mark(redirected from chattermark)
Also found in: Dictionary, Thesaurus.
chatter mark[′chad·ər ‚märk]
A scar on the surface of bedrock made by the abrasive action of drift carried at the base of a glacier.
One of a series of marks made in a crosswise direction on a material; caused by vibration during rolling, extrusion, cutting, or drawing.