Make an indelible impression on, as in An event like the Holocaust burns into the minds of all the survivors, or The scene was burned into her memory. This expression alludes to such processes as etching or engraving, where a caustic substance bites into a solid plate to make a design. [Early 1800s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.