Laughing out loud, joking
This is more of an intuitive conclusion to come to than the other popular meaning of loljk, 'laughing out loud, just kidding', because we phonetically read words before processing possible acronyms.
Look I found $10 in the street! I'm rich! Loljk I'm really poor and desperate for this money.
12 Eylül 2012, Çarşamba