noun a pool.
2. flash ·noun to trick up in a showy manner.
3. flash ·noun slang or cant of thieves and prostitutes.
4. flash ·noun the time during which a flash is visible; an instant; a very brief period.
5. flash ·vt to send out in flashes; to cause to burst forth with sudden flame or light.
6. flash ·vi to burst forth like a sudden flame; to break out violently; to rush hastily.
7. flash ·noun a sudden and brilliant burst, as of wit or genius; a momentary brightness or show.
8. flash ·adj showy, but counterfeit; cheap, pretentious, and vulgar; as, flash jewelry; flash finery.
9. flash ·noun to strike and throw up large bodies of water from the surface; to splash.
10. flash ·noun a preparation of capsicum, burnt sugar, ·etc., for coloring and giving a fictious strength to liquors.
11. flash ·vt to cover with a thin layer, as objects of glass with glass of a different color. ·see flashing, ·noun, 3 (b).
12. flash ·noun a sudden burst of light; a flood of light instantaneously appearing and disappearing; a momentary blaze; as, a flash of lightning.
13. flash ·vi to burst or break forth with a sudden and transient flood of flame and light; as, the lighting flashes vividly; the powder flashed.
14. flash ·vt to convey as by a flash; to light up, as by a sudden flame or light; as, to flash a message along the wires; to flash conviction on the mind.
15. flash ·vi to break forth, as a sudden flood of light; to burst instantly and brightly on the sight; to show a momentary brilliancy; to come or pass like a flash.
xvi. flash ·noun a reservoir and sluiceway beside a navigable stream, just above a shoal, so that the stream may pour in water as boats pass, and thus bear them over the shoal.
xvii. flash ·adj wearing showy, counterfeit ornaments; vulgarly pretentious; as, flash people; flash men or women;
applied especially to thieves, gamblers, and prostitutes that dress in a showy way and wear much cheap jewelry.