look up any word, like cleveland steamer:
 
1.
what cavemans used to watch youtube videos
The iStone. So easy a caveman could use it.

No I'm not watching this video in 2011. I'm watching it in 1200 BC on my iStone...
by isaiahj95 December 04, 2011
 
2.
any version of the iPhone that is not the latest version
"Did you see Susie with that lame iStone? She can't even teleport yet!!!"
by buddyrama July 13, 2008