| Acronym | Meaning |
| TB | Text Back |
| TBA | To Be Announced |
| TBBH | To Be Brutally Honest |
| TBBT | The Big Bang Theory (TV Show) |
| TBC | To Be Continued |
| TBCH | To Be Completely Honest |
| TBD | To Be Decided |
| TBE | To be Edited |
| TBF | To Be Fair |
| TBFU | Too Bad For You |
| TBH | To Be Honest |
| TBM | Tactical Boyfriend Mention |
| TBMS | To Be More Specific |
| TBNT | Thanks, But No Thanks |
| TBPH | To Be Perfectly Honest |
| TBQF | To Be Quite Frank |
| TBQFH | To Be Quite F***ing Honest |
| TBQH | To Be Quite Honest |
| TBR | To Be Real |
| TBS | Tablespoon To Be Specified |
| TBSS | Too Bad, So Sad |
| TBT | Truth Be Told |
| TBTF | Too Big To Fail |
| TBTG | Thanks Be To God |
| TBTH | To Be Totally Honest |
| TBTP | That’s Beside The Point |
| TBU | To Be Updated |
| TBYS | Think Before You Speak |
| TC | Take Care |
| TCB | Taking Care of Business |
| TCBY | The Country’s Best Yogurt |
| TCCIC | Take Care ‘Cause I Care |
| TCFC | Too Close For Comfort |
| TCFN | Take Care For Now |
| TCFS | Too Cool For School |
| TCG | Trading Card Game |
| TCGB | Take Care, God Bless |
| TCK | Third Culture Kid |
| TCL | Tool Command Language |
| TCOB | Taking Care of Buisness |
| TCOY | Take Care Of Yourself |
| TCP | Transmission Control Protocol |
| TCP/IP | Transmission Control Protocol/Internet Protocol |
| TCTC | To Close To Call |
| TD | Touchdown |
| TDDUP | Til Death Do Us Part |
| TDDWP | Til Death Do We Part |
| TDF | To Die For |
| TDG | Too Damn Good Three Days Grace (band) |
| TDH | Tall, Dark, and Handsome |
| TDI | Turbo Direct Injection Turbo Diesel Injection |
| TDL | To Do List |
| TDM | Team DeathMatch |
| TDS | Technical Dificulties |
| TDTF | Too Drunk to Function |
| TDWP | The Devil Wears Prada (Band) |
| TDY | Temporarily Deployed for a Year |
| TEOTWAWKI | The End Of The World As We Know It |
| TFA | Thanks For Asking |
| TFC | Team Fortress Classic (game) |
| TFCD | Time For Compact Disc |
| TFFW | Too Funny For Words |
| TFI | Thanks For the Information |
| TFIOS | The Fault In Our Stars |
| TFL | Tip For Life Transport For London |
| TFLMK | Thanks For Letting Me Know |
| TFLMS | Thanks For Letting Me Share |
| TFLN | Texts From Last Night |
| TFM | Total Frat Move |
| TFMTK | That’s For Me To Know |
| TFP | Thanks For Playing |
| TFRM | Thanks For Reminding Me |
| TFS | Thanks For Sharing |
| TFT | The Frozen Throne (Warcraft III) Thin Film Transistor |
| TFTA | Thanks For The Add |
| TFTC | Thanks For The (Geo)Cache |
| TFTD | Thought For The Day |
| TFTI | Thanks For The Info |
| TFTL | Thanks for the Link |
| TG | Thank God Transgender Too Good |
| TGAL | Think Globally, Act Locally |
| TGE | Misspelling of ‘the’ |
| TGFG | Thank God For Google |
| TGFI | Thank God For the Internet |
| TGFL | Thank God For Life |
| TGFT | Thank God For That |
| TGI | Thank God It’s … |
| TGIA | Thank God I’m Alive |
| TGIAF | Thank God It’s Almost Friday |
| TGIF | Thank God It’s Friday |
| TGIM | Thank God It’s Monday |
| TGIO | Thank God It’s Over |
| TGIT | Thank God It’s Thursday |
| TGOD | Taylor Gang Or Die |
| TGP | Thumbnail Gallery Post |
| TGTBT | Too Good To Be True |
| THABTO | Two Heads Are Better Than One |
| THWU | To Hell With You |
| TIIC | The Idiots In Charge |
| TINAG | This Is Not A Game |
| TINALO | This Is Not A Legal Opinion |
| TINAR | This Is Not A Recommendation |
| TINSTAFL | There Is No Such Thing As Free Lunch |
| TLA | Three Letter Acronym |
| TLC | Tender Loving Care |
| TLD | Top Level Domain |
| TLDNR | Too Long; Did Not Read |
| TLDR | Too Long; Didn’t Read |
| TLDW | Too Long; Didn’t Watch |
| TLGO | The List Goes On |
| TLI | Too Little Information |
| TLND | True Love Never Dies |
| TLOL | Truly Laughing Out Loud |
| TLTR | Too Long To Read |
| TLYK | To Let You Know |
| TM | Text Message Text Me Trademark |
| TMA | Take My Advice |
| TMAI | Tell Me About It |
| TMB | Text Me Back |
| TMBG | They Might Be Giants (band) |
| TMBI | Tell Me ‘Bout It |
| TME | Too Much Effort |
| TMF | Too Much Forehead |
| TMH | Touch My Hand |
| TMI | Too Much Information |
| TMK | To My Knowledge |
| TML | Thank Me Later Text Me Later |
| TMLT | To My Last Tweet |
| TMM | Tell Me More |
| TMMS | That Made Me Smile |
| TMN | Touch Me Not |
| TMNT | Teenage Mutant Ninja Turtles |
| TMP | Tactical Machine Pistol |
| TMR | Tomorrow |
| TMRW | Tomorrow |
| TMS | Too Much Swag(ger) |
| TMSIDK | Tell Me Something I Don’t Know |
| TMT | Too Much Tuna |
| TMTC | Too Many To Count |
| TMTH | Too Much To Handle |
| TMTOWTDI | There’s More Than One Way To Do It |
| TMTS | Too Much Too Soon |
| TMTT | Too Much To Text |
| TMY | Tell Me Why |
| TMZ | Thirty Mile Zone (celebrity news site) |
| TNA | Total Nonstop Action |
| TNB | There’s Nothing Better |
| TNBM | True Norwegian Black Metal |
| TNF | That’s Not Funny |
| TNG | The Next Generation (Star Trek) |
| TNL | To Next Level |
| TNLN | Took Nothing Left Nothing |
| TNO | Trust No One |
| TNOP | Totally Not Our Problem |
| TNOT | Take Note Of That |
| TNSL | Took Nothing, Signed Logbook (geocaching) |
| TNSTAAFL | There’s No Such Thing As A Free Lunch |
| TNT | Til Next Time |
| TNTM | That’s News To Me |
| TO | Time Out |
| TOC | Table Of Contents |
| TOD | Time Of Death Time Of Day |
| TOEFL | Test Of English as a Foreign Language |
| TOEIC | Test Of English for International Communication |
| TOFT | Take One For the Team |
| TOFTT | Take One For The Team |
| TOH | The Other Half |
| TOL | Thinking Out Loud Thinking Of Laughing |
| TOM | Time Of Month |
| TOTB | Think Outside the Box |
| TOTD | Tip Of The Day Tweet Of The Day |
| TOTGA | The One That Got Away |
| TOTM | Time Of The Month |
| TOTUS | Teleprompter Of The United States |
| TOY | Thinking Of You |
| TP | Toilet Paper Town Portal (diablo 2) |
| TPAM | The Person Above Me |
| TPB | The Pirate Bay |
| TPE | Total Power Exchange |
| TPK | Total Party Kill |
| TPO | Time, Place, Occasion |
| TPS | Totally pointless stuff |
| TPT | Trailer Park Trash |
| TPTB | The Powers That Be |
| TR | Triple Rainbow |
| TRAW | Thick, Rich And White |
| TRDMC | Tears Running Down My Cheeks |
| TRDMF | Tears Running Down My Face |
| TRG | Tiny Rascal Gang |
| TTFW | Too Tacky For Words |
| TTG | Time To Go |
| TTGG | Time To Go Girl |
| TTH | Trying Too Hard |
| TTIUWP | This Thread Is Useless Without Pictures |
| TTIWWP | This Thread Is Worthless Without Pictures |
| TTJASI | Take This Job And Shove It |
| TTL | Thank The Lord Time To Live (network cache) |
| TTM | Talk To Me |
| TTMAB | TO THE MOON AND BACK |
| TTML | Talk To Me Later |
| TTO | Time To Own |
| TTOTM | That Time Of The Month |
| TTP | To The Point |
| TTR | Time To Relax |
| TTT | Third Tier Toilet (bad school) |
| TTTE | Thomas The Tank Engine |
| TTTH | Talk To The Hand |
| TTTT | These Things Take Time |
| TTTTY | Time To Talk To You |
| TTUL | Talk To You Later |
| TTUS | Talk To You Soon. |
| TTUT | Talk To You Tomorrow |
| TTUTT | To Tell You the Truth |
| TTY | Talk To You |
| TTYF | Talk To You Forever |
| TTYIAB | Talk To You In A Bit |
| TTYITM | Talk To You In The Morning |
| TTYL | Talk To You Later |
| TTYM | Talk to You Ma |
| TTYN | Talk To You Never |
| TTYRS | Talk To You Real Soon |
| TTYS | Talk To You Soon |
| TTYT | Talk To You Tomorrow |
| TTYTT | To Tell You The Truth |
| TTYVS | Talk To You Very Soon |
| TUL | Tell You Later Text You Later |
| TVM | Thanks Very Much |
| TW | Trigger Warning |
| TWAIN | Technology Without An Interesting Name |
| TWLOHA | To Write Love On Her Arms |
| TWOC | Taken Without Owner’s Consent |
| TWTMC | To Whom This May Concern |
| TWU | That’s What’s Up |
| TWYL | Talk With You Later |
| TWYMS | That’s What Your Mom Said |
| TY | Thank You |
| TYB | Try Your Best |
| TYBG | Thank You Based God |
| TYFAYS | Thank You For All Your Support |
| TYFE | Thank You For Everything |
| TYFYT | Thank You For Your Time |
| TYG | There You Go |
| TYJ | Thank You Jesus |
| TYL | Text You Later |
| TYLJ | Thank You Lord Jesus |
| TYM | Thank You Much |
| TYMBI | Thought You Might Be Interested |
| TYS | Thank You Sir |
| TYSM | Thank You So Much |
| TYSVM | Thank You So Very Much |
| TYT | Take Your Time |
| TYVM | Thank You Very Much |