This stands for "Web Download," meaning the video was captured from a streaming service (like Netflix, Vudu, or Amazon) rather than a physical Blu-ray disc.
This is a specific audio tag. It means the audio was recorded from a direct source (like a headphone jack in a theater) rather than being the official digital studio track. Expect the audio quality to be lower than a standard retail release. Morbius [HD] (2022) LD WEBDL 1080p.mp4
This indicates "Full High Definition" resolution (1920 x 1080 pixels), providing a sharp picture suitable for most modern TVs and monitors. This stands for "Web Download," meaning the video