noun
strict order; your order
Formal, somewhat stiff term for a strict command or instruction, often from a superior. 'Your order' is a polite way to refer to someone else's directive.
社長の厳旨に従って、計画を変更した。
We changed the plan in accordance with the president's strict order.
これは部長の厳旨ですので、必ず守ってください。
This is the department head's order, so please make sure to follow it.