impostor
noun
im·pos·tor
im-ˈpä-stər 
variants
or imposter
: one that assumes false identity or title for the purpose of deception
Examples of impostor in a Sentence
He claimed he was an experienced pilot, but he turned out to be an impostor.
the man who claimed to be a prince turned out to be an impostor
Recent Examples on the Web
The Reframe: From Proving To Exploring Breaking free from the impostor myth isn’t about proving more.
—
Neerja Bhatia, Forbes.com, 28 May 2025
The impostors then stole two hot dogs and menaced the vendor with a knife before taking off on Seventh Ave., heading toward 44th St.
Cops took one man into custody following the heist, and are looking for a second person dressed in a red hoodie, black pants and black and white sneakers.
—Nicholas Williams, New York Daily News, 8 May 2025
While there was an important sliver of redemption — the impostor did, in the end, stumble into some spiritual meaning that carried over to generations of Gemstones — the gold Bible had been a threat all season, representing the truth about a family tree with rotten roots.
—Scott Tobias, Vulture, 5 May 2025
And the ones who haven’t probably are impostors. Deepen your worldview
with Monitor Highlights.
—Peter Rainer, Christian Science Monitor, 21 May 2025
See All Example Sentences for impostor
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Neerja Bhatia, Forbes.com, 28 May 2025
The impostors then stole two hot dogs and menaced the vendor with a knife before taking off on Seventh Ave., heading toward 44th St.
Cops took one man into custody following the heist, and are looking for a second person dressed in a red hoodie, black pants and black and white sneakers.
—Nicholas Williams, New York Daily News, 8 May 2025
While there was an important sliver of redemption — the impostor did, in the end, stumble into some spiritual meaning that carried over to generations of Gemstones — the gold Bible had been a threat all season, representing the truth about a family tree with rotten roots.
—Scott Tobias, Vulture, 5 May 2025
And the ones who haven’t probably are impostors. Deepen your worldview
with Monitor Highlights.
—Peter Rainer, Christian Science Monitor, 21 May 2025
See All Example Sentences for impostor
Cite this Entry
“Impostor.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/impostor. Accessed 23 Jun. 2025.
Copy CitationKids Definition
impostor
noun
im·pos·tor
variants
or imposter
: a person who pretends to be someone else in order to deceive
Legal Definition
impostor
noun
im·pos·tor
variants
or imposter
: one that assumes a false identity or title for the purpose of deception : impersonator
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