Acronyms dictionary OTF What does OTF mean? OTF is an acronym often used in social media that means only the family. It’s also a rap group, led by Lil Durk. And, it can be an acronym for the fitness chain OrangeTheory. Examples of OTF We Aint Close Like That Nomo But Thats My Brothas Right Or Wrong #OTF™️ @MikeeeDeeee, April, 2018 Enjoying mi city and mi fam👪 #OTF – at Smithsonian National Zoological Park (National Zoo) @KingMarkyyEMG, April, 2018 My cousins and I aren’t as close as I wish we were, but I cannot get over how much they keep my fathers spirit alive. ❤️ #OTF @Mayra_Ja5min, April, 2018 SEE MORE EXAMPLES Just Added trigger law, bystander effect, CSI effect, Streisand effect, L + ratio Note This is not meant to be a formal definition of OTF 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 OTF that will help our users expand their word mastery.