The string you provided appears to be a for a pirated copy of a movie or TV show, likely sourced from a third-party file-sharing site. Based on the naming conventions in the string:
: Likely refers to the title of the content (e.g., the TV sitcom Mom or a movie with that title). bb-720p-hd-20-oct-desiremovies-mom-mkv
: The name of a well-known site that hosts links for downloading movies and shows. The string you provided appears to be a
: Indicates a high-definition video resolution of 1280x720 pixels. bb-720p-hd-20-oct-desiremovies-mom-mkv
: Likely the date the file was uploaded or aired (October 20th).
: Often refers to a specific release group or "Big Brother" (if related to the reality show).