LOLWEB:
LaughingOutLoudWhileEatingBanana
Basically, it's just a retarded way to say lol. It doesn't really matter if you're eating a banana or not.
Loser: "I live with my parents"
Dude: "LOLWEB!"
When the filename you've chosen is already taken, you use it.
Saved as sld-.kaiøgsfn.gngl.akfnvdvn