Definition of "flashback" in English

noun

1. (authorship) A dramatic device in which an earlier event is inserted into the normal chronological flow of a narrative.

2. (psychology) A vivid mental image of a past trauma or other sensation that the trauma is happening in the present, especially one that recurs.

3. A similar recurrence of the effects of a hallucinogenic drug.

4. The condition of the flame propagating down the hose of an oxy-fuel welding system.

5. (databases) A query that operates against data from an earlier time, before it was changed.

verb

1. (intransitive) To undergo a flashback; to experience a vivid mental image from the past.