What Does MSM Stand For?

MSM stands for Mirror Signal Manoeuvre

MSM, or Mirror Signal Manoeuvre, refers to the essential sequence of actions performed by drivers to safely execute a lane change or turn. This practice involves checking the mirrors for surrounding traffic, signaling the intended maneuver to alert other road users, and then carefully executing the movement. MSM is a fundamental component of safe driving protocols, promoting awareness and reducing the risk of accidents on the road.

Category : Other

MSM is an Initialism

Added on 18th March 2021 | Last edited on 17th June 2025 | Edit Acronym

Other Meanings for MSM