flash (flæʃ) ![[Click for IPA pronunciation guide]](http://static.sfdict.com/dictstatic/g/d/dictionary_questionbutton_default.gif) |
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| —n |
| 1. | a sudden short blaze of intense light or flame: a flash of sunlight |
| 2. | a sudden occurrence or display, esp one suggestive of brilliance: a flash of understanding |
| 3. | a very brief space of time: over in a flash |
| 4. | an ostentatious display: a flash of her diamonds |
| 5. | Also called: newsflash a short news announcement concerning a new event |
| 6. | chiefly (Brit) Also called: patch an insignia or emblem worn on a uniform, vehicle, etc, to identify its military formation |
| 7. | a patch of bright colour on a dark background, such as light marking on an animal |
| 8. | a volatile mixture of inorganic salts used to produce a glaze on bricks or tiles |
| 9. | a. a sudden rush of water down a river or watercourse |
| | b. a device, such as a sluice, for producing such a rush |
| 10. | informal photog flashlight short for flash photography |
| 11. | a ridge of thin metal or plastic formed on a moulded object by the extrusion of excess material between dies |
| 12. | dialect (Yorkshire), (Lancashire) a pond, esp one produced as a consequence of subsidence |
| 13. | (modifier) involving, using, or produced by a flash of heat, light, etc: flash blindness; flash distillation |
| 14. | flash in the pan a project, person, etc, that enjoys only short-lived success, notoriety, etc |
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| —adj |
| 15. | informal ostentatious or vulgar |
| 16. | informal of or relating to gamblers and followers of boxing and racing |
| 17. | sham or counterfeit |
| 18. | informal relating to or characteristic of the criminal underworld |
| 19. | brief and rapid: flash freezing |
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| —vb |
| 20. | to burst or cause to burst suddenly or intermittently into flame |
| 21. | to emit or reflect or cause to emit or reflect light suddenly or intermittently |
| 22. | (intr) to move very fast: he flashed by on his bicycle |
| 23. | (intr) to come rapidly (into the mind or vision) |
| 24. | (intr; foll by out or up) to appear like a sudden light: his anger really flashes out at times |
| 25. | a. to signal or communicate very fast: to flash a message |
| | b. to signal by use of a light, such as car headlights |
| 26. | informal (tr) to display ostentatiously: to flash money around |
| 27. | informal (tr) to show suddenly and briefly |
| 28. | slang (Brit) (intr) to expose oneself indecently |
| 29. | (tr) to cover (a roof) with flashing |
| 30. | to send a sudden rush of water down (a river, etc), or to carry (a vessel) down by this method |
| 31. | (in the making of glass) to coat (glass) with a thin layer of glass of a different colour |
| 32. | (tr) to subject to a brief pulse of heat or radiation |
| 33. | (tr) to change (a liquid) to a gas by causing it to hit a hot surface |
| 34. | obsolete to splash or dash (water) |
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| [C14 (in the sense: to rush, as of water): of unknown origin] |