Oh that, by long silence, I could wipe it out of my own heart—out of the book of unerasable past deeds!
c.1600, from Latin erasus, past participle of eradere "scrape out, scrape off, shave," from ex- "out" (see ex-) + radere "to scrape" (see raze). Of magnetic tape, from 1945. Related: Erased; erasing.
To kill; rub out (1940s+)