The phrase Rodman rule does not appear in major academic, scientific, legal, or popular reference works as an established concept, principle, or doctrine. Consequently, it is not widely recognized as a distinct term in the literature of any specific field.
Possible etymology and contextual usage
- The surname Rodman is of English origin and has been borne by several notable individuals (e.g., the American basketball player Dennis Rodman, the 19th‑century surveyor and cartographer William R. Rodman). A “Rodman rule” could plausibly be a rule or guideline named after a person with that surname, perhaps in a specialized professional context such as surveying, finance, sports coaching, or a corporate policy.
- In surveying, “Rodman” may refer to a rodman, the crew member who holds a leveling rod. A “Rodman rule” could therefore denote a procedural standard for the operation or placement of the rod, though no such rule is documented in standard surveying manuals.
- In finance or accounting, there is a historical “Rodman rule” associated with Rodman & Renshaw, a 19th‑century brokerage firm; however, no verifiable source confirms a formal rule bearing that name.
Conclusion
Given the lack of reliable, verifiable sources, the term Rodman rule cannot be defined with certainty. It is likely a niche or informal expression whose meaning depends on a specific, undocumented context. Further research in specialized archives or industry‑specific publications would be required to determine whether a formally recognized rule under this name exists.