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17.
Pronunciation (rhymes with homo); pop culture acronym: an individual who is obsessed with all aspects of emerging cellular phone technology esp. Blackberry and I-Phone, slang- a phone geek that unlocks or hacks cell phones and PDA's.
John is a true FOMO, he has the new I-Phone app before it's even available.
by gp1069 September 14, 2009
 
1.
"fear of missing out". The fear that if you miss a party or event you will miss out on something great
Even though he was exhausted, John's fomo got the best of him and he went to the party.
by Beaqon October 02, 2006
 
2.
Fear of Missing Out - the fear you feel that you will miss out on something huge if you don't do something/participate in an event.
'I want to stay home tonight but I have FOMO so I will push through the fatigue.'
by celeste1 April 14, 2009
 
3.
| fōmō |

noun

a state of mental or emotional strain caused by the fear of missing out.

Evolutionary biology - an omnipresent anxiety brought on by our cognitive ability to recognize potential opportunities: The brothers had last-slice fomo as they stared at what was left of pizza.

• (with subject) desire to do something, typically accompanied by unease.

• A form of social anxiety - a compulsive concern that one might miss an opportunity or satisfying event, often aroused by posts seen on social media websites.

ORIGIN: acronym from FEAR OF MISSING OUT
The college student had concert fomo.
by Johnny FOMO September 03, 2013
 
4.
Acronym - Fear Of Missing Out

The intensely annoying act of being psychologically and physically compelled to open social networking or email applications at innoppropriate times. Significantly the FOMO phenomena generally occurs during mid-conversation with friends and loved ones, usually resulting in the individual/s involved in the conversation, that are not afflicted with FOMO, experiencing isolated incidents of intense rage.
Individual 1: "That looks like a good deal"

Individual 2: "It does. Ok, so do you think we should go ahead and book this holiday then?"

Individual 1 (FOMO): <looking down at mobile phone>

-- 30 seconds pass --

Individual 2: "I really hope that phone exploads in your hands and you are left unable to do that, at all, EVER"

-- 10 seconds pass --

Individual 2: "You disgust me to the core"

-- 10 seconds pass --

Individual 1: <looks up from mobile device> "Did you say something to me just then?"
by humaoliv July 16, 2013
 
5.
Verb. Used among some ebay sellers as a method to ship coffee mugs. First the mug is wrapped in tissue, then padded in bubblewrap, then boxed and placed inside a USPS padded priority flat rate mailer.
I fomo'd the mug, so it cost about six dollars less to ship.
by Ebaysive Poster March 10, 2014
 
6.
(Acronym) Fear of Missing Out

Used when you've either been invited somewhere and can't attend for one reason or another. Or, when you haven't been invited somewhere and everyone else is going.
Kate: "Have you been invited to the hottest party of the year next week that everyone is going to?"

me: "What invite? No, I'm not. Is everyone going to be there? I've got serious FOMO"
by Jenspen August 12, 2009
 
7.
Fear of missing out ( on good times, gig, party or similar )
" I can't decide if I should go out tonight, but I know that if I don't I know I'll get chronic fomo "
by AnnieK May 13, 2007