Acronyms dictionary NFSW What does NFSW mean? NFSW is an acronym used in texting, email, and elsewhere online, meaning not for showing wife. It's used to imply something sexual or offensive in some way to women, or something that would be offensive to the recipient's wife. Examples of NFSW I need a little cash so Im willing selling a 8+min NFSW Video plus picture set.😣 30$ for the whole thing♠ I'm also willing to do some custom sets. But dm me if interested in either. ♠❤😄 @Cuddlespade1, May, 2018 daaaaaaaaaamn i’ve taken a photo of my lips and it even looks as if they’re not nonexistent if i had a nfsw acc i’d definitely post the photo there @asaedaea, May, 2018 Email subject line: Warning! NFSW (or your girlfriend, ha!) SEE MORE EXAMPLES Just Added 4th of July, boogaloo, shelfie, ACAB, yeet Note This is not meant to be a formal definition of NFSW like most terms we define on Dictionary.com, but is rather an informal word summary that hopefully touches upon the key aspects of the meaning and usage of NFSW that will help our users expand their word mastery.