TTR can refer to one of the following: Tap Tap Revenge, a video game. Twin/Tone Records Tonopah Test Range Ticket to Ride (World Snowboard Tour) Total technology resources Transthyretin, a plasma protein. Time to repair or time to react, used in service level agreement conditions Trinidad and Tobago Regiment Thermal transfer ribbon, used in printing-/fax-machines Talleyrand Terminal Railroad Talking Taco Radio, an internet radio station… (More on Ttr)