1. A corruption of 'lol' or a purpose misspelling of 'lol'.
2. An idiotic excuse to do ANYTHING offensive or disturbing (and as such, funny) used mostly by Chantards (4chan, IIchan, etc.) Gaiafags, or any usual member of Encyclopedia Dramatica.
3. Something funny that is caused at the expensive of others.
Gaiafag: WTF?! A burning cat! Oh God, why?!
Troll: i didz it for da lulz
/b/tard: dude whyd u cum on ur sisters face and then post pics?
/b/tard(2): i did it for da lulz
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