Definition of afterburn
1 : a hot, spicy, or burning sensation that remains in the mouth after consumption of a food or beverage <And at 13.5 percent alcohol, it leaves a noticeable afterburn on the palate. — Howard G. Goldberg>
2 : a period of lingering anger, fear, bitterness, etc., that follows a painful or traumatic event < … the afterburn of a hateful divorce. — Gillian Flynn>
3 : the consumption of calories by the body in the period following exercise <Is the afterburn real? Whether the metabolism speeds up for hours after exercise is an old question, and studies over the years have produced mixed results. — News and Observer (Raleigh, North Carolina)>
First Known Use of afterburn
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