Twitter, an online social networking service, is not an acronym, although many backronyms (back acronyms) have been made ending in “that everyone reads.” “TWITTER = Texting What I Think That Everyone Reads” was cited on Twitter on May 3, 2009. “The Words I Type That Everyone Reads” was cited on Twitter on October 10, 2009.
 
“TWITTER = Things Which I Type That Everyone Reads” was cited on Twitter on May 29, 2011. “Thoughts Which I Think They Enjoy Reading”  is another popular “Twitter” backronym.
 
   
Wikipedia: Twitter
Twitter (/ˈtwɪtər/) is an online social networking service that enables users to send and read short 140-character messages called “tweets”.
 
Registered users can read and post tweets, but unregistered users can only read them. Users access Twitter through the website interface, SMS, or mobile device app. Twitter Inc. is based in San Francisco and has more than 25 offices around the world.
 
Twitter
Mach Kobayashi
‏@MachWerx
is starting a new topic: #AcronymSunday—TWITTER = Texting What I Think That Everyone Reads
11:27 AM - 3 May 2009
 
Twitter
blawgreview
‏@blawgreview
@matthomann Twitter: Time Wasting Internet Tool That Everyone Reads http://twitter.com/matthomann/status/3433753848
2:42 PM - 20 Aug 2009
 
Twitter
Angela Soriano
‏@AngizzzMs
RT @lainaboo RT: Did you know twitter stands for something. The Words I Type That Everyone Reads. T.W.I.T.T.E.R COOOOOOOL!
11:16 PM - 10 Oct 2009
 
Twitter
Nithin Rajasekaram
‏@madraussie
RT @ShashiTharoor: On acronymns, how about TWITTER: Thoughts Which I Think That Everyone Reads?
12:10 AM - 3 Jan 2010
 
Twitter
Michael Abromowitz
‏@FootballExpert
Time Wasting Internet Thing That Everyone Reads ... I finally decoded what twitter stands for
3:23 AM - 19 Jul 2010
 
Twitter
BELLY
‏@reBELLYus
”@getatKAT: “@reBELLYus: TWITTER: To Write Inner Thoughts That Everyone Reads” «-genius.”——- #marijuanathoughts lol
2:47 PM - 20 Sep 2010
 
Twitter
amariah jaylene
‏@ayeAmariah
Twitter stands for: The Words I Type That Everyone Reads. I’m mindfucked lol.
8:57 PM - 15 Nov 2010
 
Twitter
jessica.
‏@JESSICANOORSITA
TWITTER = Things Which I Type That Everyone Reads.
11:26 AM - 29 May 2011
 
Twitter
LOL Acronyms
‏@lolacronyms
TWITTER = Things Which I Type That Everyone Reads.
7:27 AM - 8 Jun 2011
   
Word in Silence (WS)
September 20, 2013
ACRONYMS – THE WORLD OF WORDS AND OUR REALITY.
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TWITTER = Things Which I Type That Everyone Reads , Thoughts Which I Think They Enjoy Reading