upperrule

noun
UK /ˈʌpəruːl/
US /ˈʌpərruːl/

The person in charge at the top who makes the big decisions.

The upperrule decided that school would start an hour later on Fridays.


OTHER MEANINGS

2. A rule that is higher or more important than other rules.

The upperrule says safety comes before speed.

3. The top part of a set of rules in a game or contest.

Check the upperrule before you play the card game.

4. To govern or control from above.

The council will upperrule the whole district next year.