basicrule

noun
UK /ˈbeɪsɪk ruːl/
US /ˈbeɪsɪk ruːl/

A basic rule is a simple rule that everyone should follow.

The first basic rule of the game is to take turns.


OTHER MEANINGS

2. A rule that forms the foundation for more complicated rules.

Learning the basic rules of math helps you solve harder problems later.

3. A rule that is easy to understand and remember.

The teacher wrote the basic rules of the classroom on the board.

4. A rule that applies to almost every situation.

Being kind is a basic rule of friendship.