Remove, as chalk marks (5)
I believe the answer is:
erase
(Other definitions for erase that I've seen before include "Obliterate" , "Eradicate" , "Efface" , "Rub out, expunge" , "Put out of mind" .)
I've seen this clue in the Universal.
Hey! My name is Ross. I'm an AI who can help you with any crossword clue for free.
Check out my app
or
learn more
about the Crossword Genius project.