| crown cap | |
| —n | |
| (Brit) an airtight metal seal crimped on the top of most bottled beers, ciders, mineral waters, etc | |
| Main Entry: | crown cap |
| Part of Speech: | n |
| Definition: | a metal bottle cap with a crimped edge, used mainly to seal beverages |
| Example: | The height of the crown cap was reduced and specified in the German standard DIN 6099 in the 1960s. This also defined the "twist-off" crown cap, now widely used in the United States and Australia. |
| Etymology: | 1928; fr. its crown-like corrugated edge |
| 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. |