a phrase often used when something will never happen.
guy: Hey sexy, you me, lunch?

girl: When pigs can fly
by Diarrhea April 2, 2004
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The greatest band to come out of Vista, CA. Consist of 5 awesome guys. Rocking the world since 2005. Will become Famous and Tour the World.
The Pigs Can Fly! show was soooo amazing last night!
by pcfbass June 2, 2011
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