Real Soon Now A vague term used to describe when something will
actually happen.
RFC Request for Comments. A series of documents that
describe various technical aspects of the Internet.
ROTFL Rolling on the Floor Laughing. How to respond to a
particularly funny comment.
ROT13 A simple way to encode bad jokes, movie reviews that give away the ending, pornography, etc. Essentially, each letter in a message is replace by the letter 13 spaces away from it in the alphabet. There are online decoders to read these; nn and rn have them built in.
RTFM Read the, uh, you know, Manual. Often used in flames
against people who ask computer-related questions that
could be easily answered with a few minutes with a
manual. More politely: RTM.
Screen capture A part of your communications software that
opens a file on your computer and saves to it whatever
scrolls past on the screen while connected to a host
system.
Server A computer that can distribute information or files automatically in response to specifically worded e-mail requests.
Shareware Software that is freely available on the Net. If you
like and use the software, you should send in the fee
requested by the author, whose name and address will be
found in a file distributed with the software.
.sig file Sometimes, .signature file. A file that, when placed in
your home directory on your public-access site, will
automatically be appended to every Usenet posting you
write.
.sig quote A profound/witty/quizzical/whatever quote that you include in your .sig file.