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3.
A way to say "it's not interesting to me, lets just skip this topic" or "I already know this".
- Hey, did you know the US soldiers have gone to Iraq?
- Been there, done that.
by liththth October 07, 2006
 
1.
An expression used to say that one has been in the situation or experienced that which another is talking about. It is usually a negative scenario that is being discussed.
1: Damn, I forgot my homework at my house!
2: Been there, done that.
by JoMan112 January 27, 2011
 
2.
that is nothing new to me, tell me something else
Person 1: Remeber, you have a reputation to uphold.

Person 2 been there, done that.
by Light Joker June 02, 2006