Is FML considered rude or offensive language?

Because the FML meaning includes a curse word, some people even view it as insulting or inappropriate in formal situations. For instance, it might not be appropriate for school papers, work emails, or talking with young children. Yet, on the Internet, people normally use the phrase casually in memes or group chats. The degree of displeasure varies based on the crowd, the place, and the manner of speaking. Talking about what does FML mean, one should note that slang can have different meanings from one place to another. A lot of teenagers use it humorously and without any serious intention of offending or disrespecting.