English Reference
Idiom idiom

blank out


To become blank.

Meaning adapted from Wiktionary, available under CC BY-SA 4.0.


SIMPLE

I always blank out during my math tests.

CONTEXTUAL

When the teacher asked me to explain the answer, I suddenly blanked out and forgot everything.

COMPLEX

Despite hours of careful preparation, the actor blanked out on stage, leaving the audience in an uncomfortable silence.


Related idioms3entries
  1. 01

    draw a blank

    To be unable to recall a required piece of information.

  2. 02

    fill in the blank

    A placeholder allowing for any of a variety of possible answers or a single elicited answer.

  3. 03

    point blank

    Directly; bluntly; without pretense or caution.

Last updated August 10, 2026