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1.
v. An act of unsolicited penentration, either physical or psychic, of ones body or soul involving multiple individuals or entities resulting in physical, psychological or emotiional injury.
Bryant was simulfucked by the MOD, MICU resident and Cardiology and so didn't get of the hospital until after 8:00 PM.
by Chanesaw May 09, 2010
 
2.
Refers to the act of having sex with multiple people simultaneously.
I think she simulfucked those guys.
by gatorbate89 January 02, 2010