Frivolous or vexatious - Wikipedia
In law, frivolous or vexatious, is a term used to deny a complaint or a legal proceeding being heard, or to dismiss or strike out any ensuing judicial or non-judicial processes. The term is used in several jurisdictions, such as Ireland and New Zealand. While the term is referenced in laws and regulations, it is often not defined ...
There is no analogy. The MOD is not a Court of Law.