The phrase describes the process of downloading video content from the YouTube platform and converting it into the MP3 audio format. This activity typically involves utilizing third-party software or online services designed for such media conversion. For example, a user might employ a website to extract the audio track from a music video found on YouTube, saving the extracted audio as an MP3 file on their device.
Historically, the appeal stems from the desire to access audio content from video platforms independent of an internet connection or video playback. It allows users to create personalized audio libraries from a vast resource of music, lectures, podcasts, and other audio-visual materials available on YouTube. However, the practice often raises legal and ethical considerations regarding copyright infringement and the terms of service of the YouTube platform.