hardrules
nounUK /ˈhɑːd ruːlz/
US /ˈhɑːrd ruːlz/
Rules that you must always follow and can never break.
The school has hardrules about wearing helmets on bikes.
RELATED WORDS
OTHER MEANINGS
2. Rules in a game that cannot be changed.
The hardrules of chess say the king can only move one square.
3. Very strict instructions that must be obeyed exactly.
The coach gave us hardrules for the race: no pushing and no shortcuts.
4. Rules that are difficult to follow but important.
Eating vegetables is one of the hardrules in our house.