"Flash" is a word in ENGLISH

To send out in flashes; to cause to burst forth with
sudden flame or light.

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.

A sudden and brilliant burst, as of wit or genius; a
momentary brightness or show.

A pool.

A sudden burst of light; a flood of light instantaneously
appearing and disappearing; a momentary blaze; as, a flash of
lightning.

Showy, but counterfeit; cheap, pretentious, and vulgar; as,
flash jewelry; flash finery.

Slang or cant of thieves and prostitutes.

To burst or break forth with a sudden and transient flood
of flame and light; as, the lighting flashes vividly; the powder
flashed.

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.

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.

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.

To cover with a thin layer, as objects of glass with
glass of a different color. See Flashing, n., 3 (b).

To strike and throw up large bodies of water from the
surface; to splash.

To trick up in a showy manner.

A preparation of capsicum, burnt sugar, etc., for coloring
and giving a fictious strength to liquors.

To burst forth like a sudden flame; to break out
violently; to rush hastily.

The time during which a flash is visible; an instant; a very
brief period.