WB = welcome back!
BRB = be right back!
LOL = laugh out loud (laughs)
UNCH? = what??
USENET= a world newsgroups organization (the biggest one!)
HTML = the usual Internet language
JAVA = the new (and best) Internet Language!
NICKNAME = the name you use in chats (mine's phoenix)
:-) = smile
:-D = my smile...
:-( = sadness
:-C = my sadness...
BROWSER = for example Explorer or Navigator
CRACKER = a stupid guy with nothing to do but mailing virus through attachments in e-mail services.
HACKER = Good people that attack only companies (for example Microsoft) but not other Internet users.
DOWNLOAD = that means to take a programm or a file through Internet.
LINK = something to connect with another web site.
FIREWALL = A security system between a local network and Internet.
FAQ = frequently asked questions
LAMMER = person who doesn't know very well about Internet services, specially IRC ones
IRC = Internet Relay Chat
LAN = Local Area Network
SERVER = a computer that gives Internet services (FTP, WWW, etc)

LOOK DOWN HERE!