| TKO | Takin Kock Often 
| Others |
| TKO | tal Keratin Obsession
| Others |
| TKO | Tal Kernel Optimization
| Others |
| TKO | Tal Kiwai Overload
| Others |
| TKO | tal Knock Out
| Others |
| TKO | Tally Kitchen Obsessed
| Others |
| TKO | Taylor Knock Out
| Others |
| TKO | Technical Knock Out
| Others |
| TKO | Technical Knock-Out
| Others |
| TKO | Technical Knotter Operation
| Others |
| TKO | Technology Knowledge And Operations
| Others |
| TKO | Tennessee, Kentucky, and Ohio
| Others |
| TKO | Teutonic Knight Order
| Others |
| TKO | That Kid Outplayed
| Others |
| TKO | The Killbox Order
| Others |
| TKO | The Kirby Organization
| Others |
| TKO | The Knights Of Omnipotence
| Others |
| TKO | The Knock On
| Others |
| TKO | The Kojiro Obsessed
| Others |
| TKO | The Kruger Organisation
| Others |
| TKO | Titanic KungFuBot Offensive
| Others |
| TKO | To Keep Open
| Others |
| TKO | Total Knock Out
| Others |
| TKO | Total Kooling Option
| Others |
| TKO | Total Kustom Organization
| Others |
| TKO | Totally Killed Outright
| Others |
| TKO | Training Knowledge Opportunities
| Others |
| TKO | Transponder Key Originator
| Others |
| TKO | Tremec Kuo
| Others |
| TKO | Trust Know One
| Others |
| TKO | Tseung Kwan O
| Others |
| TKO | Tseung Kwan O, Hong Kong
| Others |
| TKO | Turbo Kelly Ozone
| Others |
| TKO | Turn Key Office
| Others |
| TKO | Turn Key Operation
| Others |
| TKO | Tyson Knock Out
| Others |