Technology
HTTP Status Code
Plain-language definitionA three-digit response that tells a client what happened to an HTTP request. Codes distinguish success, redirects, client errors, and server errors.
Why it matters
Use the term to make a better decision.
In practice, http status code matters when a team needs to connect a technical or creative choice to a visible change in clarity, performance, discovery, or conversion. The useful question is not whether the term sounds sophisticated. It is what decision it helps the team make.