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The limit of how far one can move away from a music device before being pulled back by the headphones because of unwillingness to take them off, usually due to fucking good music.
Person 1 "Hey can you get that for me?"

Person 2: "Why? It's just a few feet away from you"

Person 1: "But it's outside my music circle and I'm listening to this fucking awesome song right now!"
by g.d.t. July 24, 2011
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