as in suddenly
without warning
completely taken aback by the neighbors' announcement that they were moving
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Recent Examples of aback
Hashim Raza remembers being thrown aback when his son professed his love for Hussain-Raza.
—
Noe Padilla, IndyStar, 2 July 2025
Glen Sitwell, a building manager who watched all of this play out from his corner office, said the aggressive posture of the agents took him aback.
—Brittny Mejia, Los Angeles Times, 27 June 2025
But the script’s unhurried reveal took me aback: What starts as an intriguing period drama set in the Jim Crow–era South curdles into a chilling showdown.
—David Sims, The Atlantic, 18 Apr. 2025
However, Devin’s very taken aback by her desire for a prenup.
—Jennifer Zhan, Vulture, 21 Feb. 2025
See All Example Sentences for aback
Recent Examples of Synonyms for aback
Adverb
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The individuals were then spotted by security cameras attempting to leave through an emergency exit door while carrying numerous bags, before suddenly pivoting toward a flight of stairs and running up to the floor above.—
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The return of Matthews the Superstar Auston Matthews is suddenly on pace for 44 goals after scoring for the seventh time in the last five games.—
Adverb
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The Miami Hurricanes are at home, while the entire state of Indiana – save for some in West Lafayette – is content to abandon their homes to enjoy this unexpectedly stupefying playoff march.—
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Zannaki Pill Organizer Having to check a bag unexpectedly is another common occurrence while boarding, and one that causes many passengers to panic.—
Cite this Entry
“Aback.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/aback. Accessed 20 Jan. 2026.
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