A nickname for EMD SD9 locomotives, in reference to their smooth ride quality reminiscent of a Cadillac automobile. This nickname is said to have originated on the Southern Pacific Railroad.
Microsoft's Windows Malicious Software Removal Tool (MSRT) is a free program that removes a whole host of the most popular malicious software (malware). Many Windows users have it installed and run it monthly, yet are not aware of its existence.
Malware, a shortened combination of the words malicious and software, is a catch-all term for any sort of software designed with malicious intent. That malicious intent is often theft of your private information or the creation of a backdoor to your computer so someone can gain access to it without your permission.