Originally, the other, not-usually-played side of a 78-rpm phonograph record. From way back in the day, whenever it was that two-sided phonograph records became popular.
Let's hear the flip side of that record.

As '50's slang: You turn my record over, baby. Like, on the *flip* side. (See "flip out" = "go crazyover, freak out over, be turned on by someone or something.")
by Wilson Gray October 30, 2004
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The flip side of retrospectively savaging the loser is beatifying... the winner” (Charles Krauthammer).
by Tim May 3, 2004
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The dark places where douchebags, posers, rejects, thieves, and other horrible people reside. It is known as a Flip-Side because it is the opposite of our reality of relatively decent people.
"Hey, what's going on over there?"
"Oh, that's the Flip-Side, where the weird-o's go."
"Oh. Okay."
- An example of common education that should be shared among all people.
by Man O' Glory July 10, 2013
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the side reffering to a flipped parralel universe that is non existing to the side you are at during the moment.
yo i will see you on the flip side right after i bust out this nollie frontside kickflip.

yo homie dawg whats shakin on the flip side izzle wizzle shaizzle.
by rankin December 12, 2003
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1. The same thing.
2. Something that is flipped, but reversed back to the same thing.
Vu's statement was the Flip Side Reversed of what Flo said.
by BQA August 6, 2006
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