Not-Safe-For-Work (NSFW) Transmission is a term used to describe any type of communication that contains content that is not suitable for a professional or public setting. The term SEXT is an acronym for Sexual Exploitation, which is a form of NSFW transmission. SEXT is the sending of sexually explicit messages, images, or videos through electronic means. It is important to be aware of the potential risks associated with sending such content, as it can lead to legal repercussions.