Term used for any dropped call, unsent text message, or frozen application as a result of the disaster that is the iPhone and AT&T network.
Griff:"Damn, I can't get those naked pictures from Theresa because she has no service on her iPhone.''
John: ''What an epic iPhail. Wow, Miley Cyrus is coming to the Garden? We are there."
I thought he liked me we really hit it off but every time i call him it disconnects, I think he iPhailed me. I've exhausted all options, time to turn lesbian.