flashback

Meanings

1. A dramatic device in which an earlier event is inserted into the normal chronological flow of a narrative.
2. A vivid mental image of a past trauma or other sensation that the trauma is happening in the present, especially one that recurs.
3. Something that evokes old memories; a throwback.
4. A similar recurrence of the effects of a hallucinogenic drug.
5. The condition of the flame propagating down the hose of an oxy-fuel welding system.
6. A query that operates against data from an earlier time, before it was changed.

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

Etymology

From flash + back.