unsave

verb

unsave

verb

Etymology From un- + save.

1

Computing, Engineering, Mathematics, Natural sciences, Physical sciences, Sciences To undo an act of saving; to erase.

to unsave a Snapchat message
It is an error to try to unsave a file which doesn't exist.1986, Larry Joel Goldstein, Structured Programming with True BASIC, page 267:

Entry derived from the Wiktionary, under licence CC BY-SA 4.0 — list of authors.