stands for the first argument in Perl, and is the name of the script file.
unlink $0;

this line at the end in a perl script would remove the script file after its been executed.
by Paresh July 21, 2005
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an annoying face commonly used by asians on msn.
Usually means "wtf". or "im so sick of you".

can also be used multiple times to exaggerate the feeling
Sherry: wtf =0=0==0=
by bluepuffz April 25, 2005
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Alternative to the (a) emoticon, a smiley with an halo. It represents an angel and can be used in situations where innocence is real or simulated.
Friend: You tottaly cheated on her!!!
You: 0=)
by 0=) February 13, 2011
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Shittiest emoticon I have had the misfortune to behold.
<FuKuJiGgA> ^0^ My mouth stretches above my eyes!
by Bastardized Bottomburp September 27, 2003
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My friend wears glasses. *nodnod* I like to wear them. Dey're kewl but I already have 20-20 vision and they're expensive. =(
by meh October 27, 2004
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That BAMF kid from the movie, "Holes". That kid was so cool.
0 is to cool for italic writing.
by The Saltine Cracker March 17, 2012
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