Flashback or flashbacks may refer to: * Flashback (narrative), in literature and dramatic media, an interjected scene that takes the narrative back in time from the current point ** Flashback episode, an episode of a television series that consists primarily of excerpts from previous episodes * Flashback (psychology), in which a memory is suddenly and unexpectedly revisited ** Acid flashback, a reported psychological phenomenon in which an individual experiences an episode of some of LSD's subjective effects long after the drug has worn off * Flashback (welding), a dangerous hazard of using an oxyacetylene torch * Flashback arrestor, a device most commonly used in oxy-fuel welding and cutting to stop the flame from burning back up into the equipment * Flashback Weekend, a horror/science fiction convention held annually in Rosemont, Illinois, USA tocright. An OSH glossary used in safety and health at work which is, adopted by ILO {102}. The term definition has been obtained from the secondary source