selfexclaimed
Selfexclaimed is a term used to describe a situation or statement that is so obvious or self-evident that it needs no further explanation or confirmation. It implies that the information conveyed is readily apparent to anyone with a basic understanding of the context. The term often carries a tone of gentle amusement or mild exasperation, suggesting that the speaker or situation is stating something that should already be known or understood. It can be used humorously to point out the obviousness of a situation or to acknowledge a realization that dawns on someone.
The origin of the term is not definitively documented, but it appears to be a relatively modern