| Acronym | Definition |
|---|
| TIK➣Transfer-in-Kind (finance) |
| TIK➣Tierrechtsinitiative Köln (Animal Rights Initiative Cologne) |
| TIK➣Towarzystwo Interwencji Kryzysowej (Polish: Crisis Intervention Society) |
| TIK➣Toronto Industrial Kollective (music collective; Canada) |
| TIK➣Turisticko Informacna Kancelaria (Slovak: Tourist Information Office; Slovakia) |
| TIK➣Telemetry Instrumental Kit |
| TIK➣Traveling Informational Kiosk |