Stands for "Web Download." This means the file was losslessly ripped from a streaming service (like Netflix or Amazon Prime Video), offering better quality than a "WEBRip." Confirms the audio track is in Hindi. Vegamovies / nlmkv:
The movie associated with this title is often the Hindi-dubbed version of the Chinese action-fantasy epic Double World
Understanding "Suryabali": The Phenomenon of the 1080p Web-DL Vegamovies Repack