| Acronym | Definition |
|---|
| TW | Talk(ed) With |
| TW | Republic of China (Including Taiwan & Pescadores Island) |
| TW | Third World |
| TW | Team Work |
| TW | The What? |
| TW | Twin Cities (ammunition headstamp) |
| TW | Te Weten (Dutch: to wit) |
| TW | Technology Watch |
| TW | Tailwind |
| TW | Third Watch (TV show) |
| TW | TeraWatt (10^12 watts) |
| TW | Teeny-Weeny |
| TW | Taxiway |
| TW | TheatreWorks (theatrical equipment business) |
| TW | Taiwanese Women |
| TW | Tare Weight |
| TW | Target Weight (kidney dialysis) |
| TW | Threat Warning |
| TW | Test Wafer |
| TW | TekWar (video game) |
| TW | TheatreWorks (theatre company) |
| TW | Thermit Welding |
| TW | Tactical Warning |
| TW | Telstra Wholesale (Australia) |
| TW | Trigger Warning |
| TW | Throw Weight |
| TW | TrekWeb.com (Star Trek fan site) |
| TW | Technowizard (Rifts roleplaying game) |
| TW | Team Wound (gaming slang) |
| TW | Tholian Web (Star Trek) |
| TW | Tactical Weather |
| TW | Test Witness |
| TW | Tackles Won (soccer) |
| TW | Thought Withdrawal |
| TW | True Watt |
| TW | Transmitter Window |
| TW | Technical Writer/Writing |
| TW | Targeting and Weaponeering |
| TW | Turing Word |
| TW | Tactical Warfare Ashore |
| TW | Threat Evaluation/Weapon Assignment (Tartar Module) |
| TW | Tactical Warning Segment |
| TW | Transformer Windings |
| TW | Tribalwar (online community) |
| TW | Trojan Wall (Age of Mythology game type) |
| TW | Trumans Water (band) |
| TW | Tongue Weight (shipping) |
| TW | Travel Weekly (publication) |
| Tw | Twaddle (unit of measure) |
| TW | Trench Wars (gaming website) |
| TW | Toxic Waste |
| TW | Transit Windsor (Canada) |
| TW | Torchwood (British sci-fi series; Doctor Who spin-off) |
| TW | Tribal War (gaming community) |
| TW | Tulsa World (Tulsa, OK newspaper) |
| TW | Trapped Wind |
| TW | Totally Wasted |
| TW | Top of Wall (surveying) |
| TW | Traveling Wave |
| TW | Two Wheeler |
| TW | Typewriter |
| TW | Tiger Woods |
| TW | Tomorrow's World (UK TV programme) |
| TW | Time Bandwidth |
| TW | Tokyo Weekender (Magazine) |
| TW | Total Weight |
| TW | Trainers Workshop |
| TW | Tupperware |
| TW | Twinbrook |
| TW | Time Warner |
| TW | Total Water Content |
| TW | Traffic Warden (UK) |
| TW | Transmit Wavelength (Nortel) |
| TW | Tile World (Chip's Challenge emulator) |
| TW | Tourism Whistler |
| TW | Tollywood (south Indian film industry) |
| TW | Trade Weighted |
| TW | Twickenham (postcode, United Kingdom) |
| TW | Tilt Wheel |
| TW | Turbine Wheel |