2)To be so tired that you fall asleep wherever an open space is available (usually in an awkward position). Lagging-Out usually happens after being punchy for long periods of time.
2)Dude: Hey man, do you want to go pick up chicks later?
Other Dude: Naw man, I just need to go home and rest. I'll probably drink about 2/3 of a bottle of Niquill and Lag-Out on my couch.
Lagging Out is most often found in private server MMORPGs, where a person is usually hosting more players than they can handle on their servers.
Lagging Out tends to leave many players frustrated at the game, and much complaining when they log back on.
"If that noob high alchs again we will all lag out..."
2. Slang, expressing the feeling of being unresponsive to the outside world, whether it be because of the effect of the SYRUP, PAINKILLERS, CIGARETTES, WEED, HENESE, VODKA, or just EVERYTHING.