“What does #OOTN mean?” This is a question you have surely asked yourself if you are on social media. There is a good chance you have scrolled your Instagram, Twitter, or Facebook profile and have seen someone use the #OOTN hashtag. It is one of the most popular hashtags on social media and it has been used over 4 million times (and counting) on Instagram alone. But what does #OOTN mean?

The #OOTN meaning is a fashion related one. If you have seen the hashtag, it was most likely associated with an outfit of some sort. Each letter of the hashtag represents a word so the #OOTN meaning makes sense as to why these random four letters are scrambled together once you know the definition. So watch the video below and find out what #OOTN means today!