look up any word, like darude - sandstorm:

2 definitions by alt+F4

Short for FORmula TRANslator. It is the original high-level programming language. Common versions include: Fortran 77, 90 and 95. Though very old, Fortran is still a very common language among scientists and engineers.
Fortran 77 is still the most common version.
by Alt+F4 June 24, 2004
software that installs other products that the user would not expect to be installed as a default option. This includes any 3rd pary addons or 1st party products that are unrelated to the current install.

Examples of installware practices:
Programs installing browser bars
iTunes installing Safari as an "update"
by alt+F4 March 22, 2008