IMU may refer to:

Science and technology

• Inertial measurement unit, a device that measures acceleration and rotation, used for example to maneuver modern vehicles including motorcycles, missiles, air- and spacecraft

Businesses and organizations

• I Measure U, a New Zealand company that develops inertial measurement units
• Indiana Memorial Union, on the Indiana University Bloomington campus
• International Mathematical Union
• Irish Medical Union, since renamed the Irish Medical Organisation
• Islamic Movement of Uzbekistan, Afghan Militant group
• Italian Mathematical Union

Education

• Indian Maritime University
• International Medical University
• Istanbul Medipol University

Other uses

• Initial markup, in business
• Intensive Management Unit, a type of prison in the United States, usually practicing solitary confinement
• Interurban Multiple Units, used by Queensland Rail

See also

• Imu, a type of underground oven used in Hawaiian cooking