Standing rule refers to a set of principles or guidelines that are adhered to on a regular basis within a particular organization or community. Synonyms for standing rule include regulation, policy, procedure, principle, guideline, and protocol. These terms all refer to established ways of conducting oneself within a specific context. Regulations outline specific rules and requirements, policies are sets of guidelines and principles that govern decision-making, while procedures provide a step-by-step process for carrying out a specific task. Principles refer to fundamental beliefs or values, guidelines are general recommendations, and protocols provide a standardized way of accomplishing a specific task. All of these terms imply a level of consistency and adherence to a particular standard.