Used when someone acts without seeking approval first, often leading to surprise or annoyance.

Permission Ignored

This phrase is informal and best used in casual conversations, not formal settings.

Informality

Implies carelessness towards others' opinions or rights in the acted-upon situation.

Emphasizes the inconsiderate nature, usually indicating someone's rudeness or lack of manners.

The phrase often suggests a sudden action that leaves others feeling sidelined or disrespected.

This can convey the emotional effect on those who feel disregarded by the action.