The phrase often relates to momentary memory loss due to stress or anxiety.

Stress Triggered

'Blank out' implies the memory could later return, unlike permanent forgetfulness.

Temporary Forgetfulness

Used to indicate an emotional defense strategy against unpleasant thoughts.

Suggests creating a mental distance from something upsetting or undesirable.

In a military context, it refers to strategic acts during conflicts to hinder visibility.

This action can also be a defensive tactic to protect from attacks or surveillance.

It involves removing personal details from documents to maintain privacy.

It's a formal procedure, often seen in legal and medical documents.