The phrase describes the action of saving video content from the Facebook platform and converting it into the MP3 audio format. This process results in an audio file, typically containing music, speech, or other sounds extracted from the original video. For instance, an individual may wish to isolate a song used in a Facebook video advertisement.
The practice allows users to repurpose content from Facebook videos for audio-only listening, enabling access to music, podcasts, or lectures without the visual component. Historically, individuals recorded audio directly; current methods offer a digital alternative, often using online conversion tools. This provides increased flexibility, particularly for mobile listening or offline access to desired audio.