Definition: WMP stands for WMA Music Platform, which is a music streaming platform that allows users to download MP3 or other formats of audio content from various sources such as YouTube, Spotify, and Pandora. The term "wmp" can be translated to "wired media player" in English, meaning the device itself is wired to the internet. The term is often used by web developers to describe an application that allows users to access a large number of online music content via Wi-Fi or Bluetooth connectivity.