sus·​pi·​cious | \sə-ˈspi-shəs \

Definition of suspicious 

1 : tending to arouse suspicion : questionable suspicious characters

2 : disposed to suspect : distrustful suspicious of strangers

3 : expressing or indicative of suspicion a suspicious glance

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Other Words from suspicious

suspiciously adverb
suspiciousness noun

Examples of suspicious in a Sentence

We were instructed to report any suspicious activity in the neighborhood. The suspicious vehicle was reported to police. Suspicious characters were seen hanging around the bank. He found a suspicious lump on his back and was afraid it might be cancer. Officials are suspicious about her death. His manner made me suspicious.
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Recent Examples on the Web

The implication of his question — that defending gay people was unusual and suspicious — wasn’t lost on me. Lucy Diavolo, Teen Vogue, "Dear Kevin Hart, This Is How You Apologize for Homophobia," 7 Dec. 2018 There's also a shot of Prudence lighting a match, looking suspicious as always. Tamara Fuentes, Seventeen, "Everything We Know About the "Chilling Adventures of Sabrina" Holiday Special," 5 Dec. 2018 VoiceoverPete, otherwise known as Presenter Pete Ace, is one of Fiverr’s most popular users, but a recent ban for suspicious behavior has resulted in YouTube’s meme community coming out to support him. Julia Alexander, The Verge, "YouTube’s favorite Fiverr actor is banned from the service," 6 Nov. 2018 Daniel Baker was killed after responding to a call about a suspicious car. Ryan Gaydos, Fox News, "Alleged Tennessee cop killer arrested after manhunt, police say," 2 Oct. 2018 October 2 Broken Things: From bestselling author Lauren Oliver comes this new mystery about three young women whose friendship is tested after suspicious events happen in their town. Christopher Rosa, Glamour, "A Star Is Born," 30 Sep. 2018 The bank reported the suspicious transactions to authorities too late and did not adequately investigate them, prosecutors said. Mike Corder, The Seattle Times, "Dutch bank pays huge fine in money laundering case," 4 Sep. 2018 Those claims set in motion events that included the suspicious deaths of four people in Lithuania. Ted Gregory,, "Suburban woman who fears persecution for exposing corruption in Lithuania fails to convince judge to halt extradition," 12 July 2018 Authorities in Nashua are investigating the suspicious death of a 49-year-old man, the New Hampshire attorney general said in a statement Sunday. Lucas Phillips,, "Authorities investigating suspicious death in Nashua," 8 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'suspicious.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of suspicious

14th century, in the meaning defined at sense 1

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Last Updated

13 Dec 2018

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Time Traveler for suspicious

The first known use of suspicious was in the 14th century

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English Language Learners Definition of suspicious

: causing a feeling that something is wrong or that someone is behaving wrongly : causing suspicion

: having or showing a feeling that something is wrong or that someone is behaving wrongly : feeling or showing suspicion


sus·​pi·​cious | \sə-ˈspi-shəs \

Kids Definition of suspicious

1 : likely to arouse suspicion suspicious actions

2 : likely to distrust or be distrustful Trolls are … mighty suspicious about anything new to them.— J. R. R. Tolkien, The Hobbit

3 : showing distrust a suspicious glance

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Comments on suspicious

What made you want to look up suspicious? Please tell us where you read or heard it (including the quote, if possible).


a nest or breeding place

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