no hard and fast rules Idiom
bend the rules
change the rules to help, look the other way Ed won't accept late reports. He won't bend the rules.
break the law/rules
not obey the law, commit a crime If you rob a store, you are breaking the law.
follow the rules
read the rules and do what they say, toe the line If everybody follows the rules, we'll have fewer accidents.
The hand that rocks the cradle rules the world.
Mothers who care for their children are creating the next generation of men.
ground rules
ground rules Basic procedures of conduct, as in
The press secretary sets the ground rules for all of the President's press conferences. The term comes from baseball, where it refers to specific rules for a particular ballpark, which are based on special conditions such as a very high outfield fence or a field obstruction of some kind. It began to be transferred to more general use in the mid-1900s.
no adamantine and fast rules
No rules or guidelines that are binding, durably adhered to, and/or acutely defined. The administrator has no adamantine and fast rules, so he has no way of befitting his advisers in line. Unfortunately, the biologic is so still so new that there aren't absolutely any adamantine and fast rules about able dosage.Learn more: and, fast, hard, no, rule