flash (Noun) — A sudden intense burst of radiant energy.
flash (Noun) — A momentary brightness.
flash (Noun) — A short vivid experience. ex. "a flash of emotion swept over him"
flash (Noun) — A sudden brilliant understanding. ex. "he had a flash of intuition"
flash (Noun) — A very short time (as the time it takes the eye to blink or the heart to beat). ex. "if I had the chance I'd do it in a flash"
flash (Noun) — A gaudy outward display.
flash (Noun) — A burst of light used to communicate or illuminate.
flash (Noun) — A short news announcement concerning some on-going news story.
flash (Noun) — A bright patch of colour used for decoration or identification. ex. "red flashes adorned the aeroplane" ex. "a flash sewn on his sleeve indicated the unit he belonged to"
flash (Noun) — A lamp for providing momentary light to take a photograph.
flash (Verb) — Gleam or glow intermittently. ex. "The lights were flashing"
flash (Verb) — Appear briefly. ex. "The headlines flashed on the screen"
flash (Verb) — Display proudly; act ostentatiously or pretentiously. ex. "he flashed his new sports car"
flash (Verb) — Make known or cause to appear with great speed. ex. "The latest intelligence is flashed to all command posts"
flash (Verb) — Run or move very quickly or hastily. ex. "She flashed into the yard"
flash (Verb) — Expose or show briefly. ex. "he flashed a $100 bill"
flash (Verb) — Protect by covering with a thin sheet of metal. ex. "flash the roof"
flash (Verb) — Emit a brief burst of light. ex. "A shooting star flashed and was gone"
flash (Verb) — Briefly expose one's naked body or genitals in public.
flash (Adjective) — Tastelessly showy. ex. "a flash car"