| Abbreviation | Definition |
|---|---|
| WAD | War Allocation Daemon (gaming) |
| WAS | ProComm Script file source code |
| WAV | WAVEform audio format Sound |
| WAX | Compiled script (ProComm) |
| WB1 | Quattro Pro Workbook |
| WB1 | WinBackup File Extension Library |
| WB2 | Quattro Pro Spreadsheet |
| WB2 | WinBackup 2.0 file |
| WBF | Windows Batch File |
| WBK | Microsoft Word Auto- Backup |
| WBK | WordPerfect for Windows Workbook or document |
| WBL | Argo WebLoad II Upload file |
| WBMP | Wireless Bitmap file |
| WBT | WilsonWare WinBatch Batch file |
| WCD | WordPerfect for Windows Macro token list |
| WCH | WordPerfect Macro facility file |
| WCM | Microsoft Works Data transmission file |
| WCM | WordPerfect for Windows Macro |
| WCP | WordPerfect for Windows Product information description |
| WD | Data file (InfoSelect) |