| Acronym | Definition |
|---|
| W4W➣Women for Women (Women Seeking Women) |
| W4W➣Word for Windows |
| W4W➣Witness for Wellness (University of California, Los Angeles Health Services Research Center; Los Angeles, CA) |
| W4W➣Whore for Whore (Myspace slang for exchanging links to increase followers) |
| W4W➣Walk for Warmth (Michigan) |
| W4W➣Women for Women International - Afghanistan |