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2.
A jailbroken iPhone.
I wanted to run apps like Swype on my iPhone, so I cracked it open and now I'm the proud owner of a poison Apple.
by Born Blitzed February 28, 2011
 
1.
A sexually attractive person who is underage or otherwise illegal to have sex with.
Chuck, the big cheese, got a woodie whenever his assistant Lois walked by, but never schtupped her, since she was a poison apple. He was too samrt for that - besides, she looked like she wouldn't give it up without some work.
by tchotchytchotchtchotch August 15, 2009
 
3.
When you insert an apple up someone's ass and then take it out and bite it
I once had a poison apple, it was a shitty experience
by Queen Grimhilde December 12, 2013