| 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 screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a chattering or flighty, light-headed person. |