| Blu-ray | |
| —n | |
| trademark an optical disk used to store digital information such as high-definition video, and able to store more information than a standard DVD | |
| [C21: from the colour of the laser used to read and write this type of disc] | |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
| a fool or simpleton; ninny. |