(1) Short for Windows Imaging Format, WIM is a file-based disk image format used by Microsoft for deployment of the Windows Vista and Windows Server 2008 operating systems. Note that the M in the abbreviation does not appear in the official name and vice versa with the F for Format.
(2) Short for Windows Image Management, WIM is the general name used to describe software that can be used browsing, organizing, and viewing images in Windows environments.
(3) Short for Wireless Identification Module it is the term used to describe the storage location for information used in a WAP subscriber's transactions. It is specifically a hardware or software component added to a SIM (Subscriber Identity Module) card.