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1. "def-kom" n. - A state of silence, punctuated by not hearing communication, i.e. deaf to communication or deafcom. Usually achieved through headphones and/or music.
Officemate: "Hey you want to go out to lunch?"
Jack: "What? Sorry, I couldn't hear you, cause I was in deafcom."

Officemate: "I need to get some work done, so I'm going into deafcom mode."
by KingSexy November 02, 2005
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