| Acronym | Definition |
|---|
| WW | World War |
| WW | Worldwide |
| WW | Wild World (Animal Crossing video game) |
| WW | Wonder Woman (TV show) |
| WW | Weight Watchers International, Inc. |
| WW | White Water (pinball game) |
| WW | White Wine |
| WW | White Wolf (RPG company) |
| WW | Westwood (video game manufacturer) |
| WW | Waste Water |
| WW | Wind Waker (Legend of Zelda video game) |
| WW | Whirlwind (Diablo 2 game) |
| WW | Warrior Within (Prince of Persia video game) |
| WW | Wrong Way |
| WW | Werewolf |
| WW | Walla Walla (Washington) |
| WW | Water Works |
| WW | White Widow (cannabis strain) |
| WW | Werkloosheidswet |
| WW | Wordless Wednesday (website) |
| WW | Woodwork |
| WW | Work Week |
| WW | West Wing |
| WW | Worth Watching |
| WW | Woodwind (music) |
| WW | Wicklow (Irish car registration) |
| WW | William Wallace |
| WW | Working Women |
| WW | Whale Watching |
| WW | Willy Wonka (movie) |
| WW | Wounded Warrior |
| WW | Wario Ware (video game) |
| WW | Bmibaby (IATA airline code) |
| WW | Washington Wizards (basketball team) |
| WW | Wet Weight |
| WW | Wally World (Wal-Mart) |
| WW | Wrong Word (proofreading) |
| WW | Wonderware (industrial automation software) |
| WW | Wings West (auto design) |
| WW | Weeping Willow |
| WW | Weather Watch (refers to severe thunderstorm watch or tornado watch) |
| WW | Wild Weasel |
| WW | Wire Wrap |
| WW | WoWWiki (gaming, World of Warcraft) |
| WW | West Winds (Singapore band) |
| WW | Wilbur Wright |
| WW | Wonder of the World (Travian game) |
| WW | Wire Wound |
| WW | Wizarding World (Harry Potter) |
| WW | Weather Warning |
| WW | Wesley Willis (singer/songwriter) |
| WW | Wide Window (Lemony Snicket) |
| WW | Wario World (video game) |
| WW | Written Warning (human resources and education) |
| WW | Well Woman (diagnosis) |
| WW | Winchester-Western (ammunition) |
| WW | White Wizard (Final Fantasy game) |
| WW | White Wolves |
| WW | Wrong Window |
| WW | With Warrants (stock ticker symbol) |
| WW | Wet Willy |
| WW | Wash & Wax |
| WW | Work Warning |
| WW | Wu Wear (clothing line) |
| WW | War Wizard (Terry Goodkind's Sword of Truth series) |
| WW | Water Warmer |
| WW | Where's Willy? (Canadian Currency tracker) |
| WW | Warehouse Warrant |
| WW | Weather Wing |
| WW | Western Wastes (Everquest) |
| WW | Wet Wax (ear) |
| WW | Warrior's Wish (fan site) |
| WW | Webster-Whitcomb (collet lathe) |
| WW | Week-End Warriors (gaming clan) |
| WW | Wool Worths |
| WW | Winchester and Western Railroad Company |
| WW | Website Weaver (Golden Orb Technologies) |
| WW | Width of Wheel |
| WW | Wasatch Winds (American Fork, UT) |