| Saint Luke's summer | |
| —n | |
| a period of unusually warm weather in the autumn | |
| [referring to St Luke's feast-day, Oct 7 in the pre-Gregorian calendar (now Oct 18)] | |
| a screen or mat covered with a dark material for shielding a camera lens from excess light or glare. |
| a gadget; dingus; thingumbob. |
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