[ **up: [[Internet slang]]** ] --- # NSFW > **Not safe for work** (**NSFW**) is Internet slang or shorthand used to mark links to content, videos, or website pages the viewer may not wish to be seen viewing in a public, formal, or controlled environment.[^1] [^1]: ‘Not safe for work’, *Wikipedia*, updated 10 January 2025, https://en.wikipedia.org/wiki/Not_safe_for_work.