standardrule

noun
UK /ˈstændəd ruːl/
US /ˈstændərd ruːl/

A rule that everyone must follow.

The teacher put the standardrule on the wall so we would remember it.


OTHER MEANINGS

2. A usual way of doing something that most people accept.

Wearing a seatbelt is a standardrule in most countries.

3. A fixed measure used to check if things are the same.

The factory uses a standardrule to make sure every box is the same size.

4. A basic principle that helps people decide what is right.

Being kind is a standardrule in our classroom.