The phrase 'flash of fear' is a valid part of the English language and can be used in written English.
It is an idiom that can be used to describe a brief, intense moment of fear. Example: The sound of loud thunder was enough to cause a flash of fear in the young child.
I saw his flash of fear, the two arms pushed out protectively, the silly stagger backwards, the two wounds torn in the turf by his sliding heels.
That flash of fear in Reeves's eyes, which his innate professionalism demands that he suppress, is akin to later, similarly suppressed flashes of fear and rage and hurt at the disaster of his life and career.
But they lack the raw moments of emotion that the early ads were so careful to capture: the flash of fear on a girl's face as she waits to be scolded by an angry mother; the shock of disappointment on a boy's face when his enthusiasm is quashed by a distracted father.
My own momentary flash of fear and shame melted away when I opened my eyes to comedy of the situation.
If you feel a flash of fear about an upcoming deadline or event, make it an opportunity to make a plan of action to get fully prepared, whether that means getting started on a paper, rehearsing for a play or practicing a speech.
Flashes of fear were evident Wednesday as investors clamored for government debt.
This Faust is part bad dream, part music-less opera: sometimes muted and numb, though with hallucinatory flashes of fear.
We experienced real flashes of fear too, like when a driver aggressively confronted us, mistakenly thinking we intended to carjack him.
Certainly there are moments where Lopatkina's performance gives off the electric shock of genius, her eyes dark flashes of fear, her dancing a slow, exquisite resistance against the Prince's promise of freedom.
My ex saw through me, lived daily with the flashes of fear, and finally, after six long years, my inability to become this person for real destroyed her.
Information that has been established gets repeated, and the book's sentences are occasionally so clumsy that a reader can't visualize the action before being asked to picture its opposite: "A flash of plain fear was going out of [Atticus's] eyes, but returned when Dill and Jem wriggled into the light".
