Used to describe something that is so horribly bad that it can only be viewed, read, listened to on a plane. As in,

Can also be used as a burn.
"I saw 2012, on a plane!"

As a burn:
"I finally read that story you wrote, ON A PLANE!"
by His Geekness May 15, 2010
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noun: Accourding to Samuel L. Jackson, ABSOLUTELY the worst place to have unaccounted-for snakes.
by Johey Christian August 18, 2006
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Something that those motherfucking snakes should get off of.
Samuel L. Jackson: Thats it! I have had it with these motherfucking snakes, on this motherfucking plane!
by Blitzkrieg999 May 1, 2010
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Used in songs by Wiz Khalifa.

- getting high and taking flight
You gon' miss this plane"
by jennyjuggs August 3, 2010
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Guy 1: Dude how you getting to Mexico?
Guy 2: I'm planeing
by ginger101 April 14, 2014
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Anything that flies, except helicopters, birds, Superman and Jesus.
"Are those planes?!"
"No, it's just Jesus and Superman again."
by CUNTSNUGGETSONFIRE January 21, 2009
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