Definition of "FOMO"

Often, because of FOMO, they are reluctant to do these things on their own, but if you can get their friends involved as well, the resistance disappears.

2010, Charlie Taylor, Divas & Door Slammers: The Secret to Having a Better Behaved Teenager, Vermillion, published 2010, page 197

On those occasions, she said, her knee-jerk reaction is often to post an account of a cool thing she has done, or to upload a particularly fun picture from her weekend. This may make her feel better — but it can generate FOMO in another unsuspecting person.

2011 April 9, Jenna Worthham, “Feel Like a Wallflower? Maybe It’s Your Facebook Wall”, in The New York Times

In a Huffington Post write-up last spring, a Georgetown University student confirmed FOMO "is a widespread problem on college campuses … Even when we'd rather catch up on sleep or melt our brain with some reality television, we feel compelled to seek bigger and better things from our weekend. We fear that if we don't partake in every Saturday night's fever, something truly amazing will happen, leaving us hopelessly behind."

2013, Daniel Reimold, Journalism of Ideas: Brainstorming, Developing, and Selling Stories in the Digital Age‎, Routledge, published 2013