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Definitions

overreact

[oh-ver-ree-akt] / ˌoʊ vər riˈækt /
VERB
panic
Synonyms
STRONGEST
lose it scare
STRONG
alarm clutch stampede startle terrify unnerve
WEAK
be terror-stricken become hysterical come apart freeze up go to pieces have a fit lose nerve push panic button run scared shake in boots
Antonyms
STRONG
calm
WEAK
be calm be content

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

"I did overreact, yes, in the way I reacted. It could have been different but I ended up losing my head," added Neymar.

From BBC • May 6, 2026

If you lived through the 1970s oil shocks, you may overreact when you see $4 a gallon at the pump.

From The Wall Street Journal • Apr. 7, 2026

“I think if you just keep that big picture in mind, try not to overreact to the near term if you have a long-term outlook.”

From Barron's • Apr. 4, 2026

Financial markets are always looking ahead and can overreact day to day.

From MarketWatch • Mar. 6, 2026

People around here didn’t overreact even when they hadn’t seen you for a year.

From "A Long Way from Chicago" by Richard Peck