| Abbreviation | Definition |
|---|---|
| WLSR | Waiting List Status Report |
| WLUG | Washtenaw Linux Users Group |
| WLUG | Worcester Linux Users' Group, Worcester, Massachusetts |
| WM | Window Message |
| WM | Windows Media |
| WM | Windows Message |
| WM | Word Macro |
| WMAC | Wireless Media Access Control |
| WMCL | Window Manager Coordinate List |
| WMDM | Window Maker - Developer Network |
| WME | Working Memory Element |
| WMF | Windows metafile |
| WMFO | Wall Mount Frame without Tray |
| WMLD | Weapons of Mass List Destruction |
| WMN | WebMasters Network |
| WMR | Write Many Recoverable |
| WMRL | Window Manager Rectangle List |
| WMUG | Web Master User Group |
| WMUG | Western Mac Users Group |
| WMUM | WebMaker User's Manual |