| 1. | Also called cassette tape. a compact case containing a length of magnetic tape that runs between two small reels: used for recording or playback in a tape recorder or cassette deck and by some small computer systems to store programs and data. Compare microcassette, minicassette. |
| 2. | an audio cassette or videocassette. |
| 3. | Photography. a lightproof metal or plastic container for a roll of film, having a single spool for supplying and rewinding the film. |