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2.
A witty or explanatory phrase used between the first and last names of an online forum, mail list, or newsgroup poster's signature
First "internym goes here" Last
by R "practitioner" D October 19, 2010
 
1.
Refers to acronyms from the internet that have no real established pronunciation. Portmanteau of Internet and Acronym.
I don't know how to pronounce this internym; is it 'fak' or 'F-A-Q'?
by keamoose March 19, 2009
 
3.
acronym which orginates from or is principally used on the internet.
Joe said:
omg, sorry, gtg, bbl!
Filip said:
stop using so many internyms!
by n_cave June 28, 2006