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1.
The languge spoken by Sims.
"I can't understand my Sims"
"They must be speaking Simlish"
by Kayla September 19, 2004
 
2.
The official language used in the Sims.
Examples of Simlish:
Blarg E Narg!
Kay You
Koo Jah
Ooh Shang Da Day
by 1agg3r June 29, 2011