ACRONYM:
A Completely Random Order Never Yields Meaning
From Mike Letch.

APPLE :
Arrogance Produces Profit-Losing Entity

BASIC :
Bill's Attempt to Seize Industry Control

CA :
Constant Acquisitions (from NetDummy Humor)

CD-ROM :
Consumer Device, Rendered Obsolete in Months

DEC :
Do Expect Cuts

DOS :

1. Defunct Operating System
2. Defective Operating System

IBM :

1. I Blame Microsoft
2. I've Been Moved
3. Its Better Manually (from Mike Letch)
4. I've Been Mugged (from Mike Letch)

ISDN :

1. It Still Does Nothing
2. Improvements Subscribers Don't Need (from Mike Letch)

JAVA :
Just Another Vague Acronym

MACINTOSH :
Most Applications Crash; If Not, The Operating System Hangs

M.C.S.E.:
Must Call Someone Else
Submitted by Vince and Dave.

MICROSOFT :
Most Intelligent Customers Realize Our Software Only Fools Teenagers

OS/2 :
Obsolete Soon, Too.

PCMCIA :
People Can't Memorize Computer Industry Acronyms

PENTIUM :
Produces Erroneous Numbers Thru Incorrect Understanding of Mathematics

SCSI :
System Can't See It

TWAIN :
Technology Without An Interesting Name Sent in by Jeremy

WebTV :
Worthless Electronic Bastard on your TV
Sent in by Xtreme.

WINDOWS :
Will Install Needless Data On Whole System

WWW :
World Wide Wait

Know any more Computer Acronyms?
Email me and I'll add them to the list