Acronyms dictionary FIY What does FIY mean? FIY is a hashtag on social media that means fix it yourself. Related words: DIY Examples of FIY A lifesaver! Fix your broken eyeshadow by adding drops of rubbing alcohol and pressing it together. #TidyLiving #Tips #Makeup #FIY #LifeHack @tidy_living, March, 2017 When your out of warranty, overpriced @Dyson handheld refuses to work; YouTube to the rescue. No duct tape needed. #DIY #FIY #fixityourself @Tedesco, January, 2018 I’m no longer doing DIY. It’s FIY cause I’m FIXIng things myself. #FIY @fortbirthday, February, 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 FIY 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 FIY that will help our users expand their word mastery.