rule

US /ruːl/
UK /ruːl/
"rule" picture
1.

a statement of what may, must, or must not be done in a situation

:
The first rule of the club is to always be on time.
You must follow the safety rules.
2.

the exercise of ultimate power or authority over an area or group of people

:
The country was under military rule for many years.
The king's rule was just and fair.
1.

exercise ultimate power or authority over (an area or group of people)

:
The queen will rule the kingdom for many years.
He was born to rule.
2.

have a dominating influence over

:
Emotions often rule his decisions.
Fear should not rule your life.