OTR

Look up OTR in Wiktionary, the free dictionary.

OTR or Otr may refer to:

Entertainment

• Old-time radio, a broadcasting era
• Off The Record (TSN TV series), a sports talk show

Music

• On The Rocks (band), a rock group of international artists
• Over the Rhine (band), an American folk group
• Otierre, an Italian hip hop group

Science and technology

• Off-the-Record Messaging, an instant messaging encryption protocol
• Oxygen transmission rate, a measure of packaging permeability
• Transition radiation, a type of electromagnetic radiation
• Otaara, a plant genus

Other uses

• OTR Global LLC, a primary research and brokerage firm headquartered in Purchase, New York
• Ótr, a mythical dwarf
• Occupational Therapist, Registered, Licensed (OTR/L)
• On the run (finance), a status of financial securities or contracts
• Over-the-Rhine, a neighborhood in Cincinnati, Ohio, United States
• On the Run (convenience store), a retail chain
• Coto 47 Airport, in Costa Rica
• Off-the-road, a type of tire