Used in business to describe communication outside of the normal channel, or defered to a later time.
Durind a discussion with a large group of people, an issue may be "taken offline" so that it can be discussed by a smaller group of people at a later time.
During a conference call: “This discussion doesn't pertain to everyone here, you and I can take it offline.”
by nickadfghjkl October 22, 2008
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Commonly misused to mean online, ie from the internet, when, in fact, they mean the exact opposite.
I bought my new computer offline.
I met my boyfriend offline.
by Neil Roberts April 5, 2005
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The act of signing offline immediately upon being sent an instant message by someone you don't want to talk to. This can also be done abruptly in the middle of a convo as if to say "piss off, I'm done".
Dude #1: "Yo, that really annoying chick is IMing me again! what should i say?"

Dude #2: "Nothing, Offline the bitch"
by Sir Edward Heavypants August 13, 2009
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To be killed in a MMORPG while offline. Typically, the lowest form of cowardly attack or revenge.
Our team was online and ready. We went to their base, and destroyed everything using rockets and explosive ammo. They were all offline. We stole or destroyed absolutely everything, and offlined them real good!
by ViperGeek April 27, 2021
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A message sent on an IM client while the other person is offline.
I sent my boss an offliner, I hope he gets it on time.
by Vicrum December 19, 2007
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when someone you are talking to online on facebook chat or msn etc goes offline in the middle of a conversation without saying bye.
cheers for offlining me dude!
by dramaqueen94 March 31, 2011
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