Impact mark (4)
I believe the answer is:
dent
(Other definitions for dent that I've seen before include "Mark of knock" , "Depression caused by blow" , "Slight hollow" , "A cavity" , "'Dinge, depression (4)'" .)
I believe the answer is:
dent
(Other definitions for dent that I've seen before include "Mark of knock" , "Depression caused by blow" , "Slight hollow" , "A cavity" , "'Dinge, depression (4)'" .)