363 means: I won’t be around for very long. (in Community Dictionary, added by Josh Mejia)
What else does 363 mean?
- You can also say LOL. This is used when either the Num Lock key or the “FN” button is pressed, while the letters LOL are typed. This idea was born in ModMyiPhone chat, on the irc.moofspeak.net. (in Community Dictionary, added by Thurible)
- You get what you will if you use num lock on your laptop to type LOL. Similar to kik or ;p, which you will get if you type lol on the left or right. (in Community Dictionary, added by Madelyn Heath)