X-rated (also known as X certificate or X classification) is a film rating indicating strong adult content, typically sexual content and nudity, or violence and profanity.AustraliaIn Australia, X-rated is a legal term. The Office of Film and Literature Classification (OFLC), a government institution, issues ratings for all movies and television shows sold or aired. Movies showing explicit, non-simulated sex are rated "X". "X" rated movies are not permitted to be sold in most States, but