sniffer

noun
sniff·​er | \ ˈsni-fər How to pronounce sniffer (audio) \

Definition of sniffer

1 : one that sniffs: such as
a : someone who sniffs a drug or other substance in order to become intoxicated a cocaine/glue sniffer
b or less commonly sniffer dog : a dog that is trained to recognize and follow scents especially for the purpose of locating people or contraband (such as illicit drugs and explosives)
2 informal : nose Use your sniffer to detect unattractive or unhealthy odors.— Susan DeBow

Examples of sniffer in a Sentence

Sniffers were brought in to search bags at the airport.
Recent Examples on the Web Smugglers have buried the drugs with coffee and spices to confuse sniffer dogs and sealed them inside of lead bars and giant rocks to block scanners. New York Times, 5 Dec. 2021 As Taliban authorities patrolled the tarmac, passengers presented their documents for checking, and sniffer dogs inspected luggage laid out on the ground. Kathy Gannon, Anchorage Daily News, 9 Sep. 2021 An aerial view of Bozkurt, Turkey after the area was hit by flash floods on August 14, 2021.Mehmet Emin Caliskan / Reuters Rescue teams and sniffer dogs continued the painstaking task of trying to locate residents. NBC News, 14 Aug. 2021 Police spent weeks looking for the missing mechanic before some bones were found in a forest in northern Berlin and a suspect was tracked down with the help of sniffer dogs. Fox News, 10 Aug. 2021 Teams with sniffer dogs have been sweeping mounds of debris clogging streets. Washington Post, 18 July 2021 The efforts include firefighters, sniffer dogs and search experts using radar and sonar devices. Terry Spencer, Star Tribune, 29 June 2021 The efforts included firefighters, sniffer dogs and search experts using radar and sonar devices. BostonGlobe.com, 29 June 2021 The efforts include firefighters, sniffer dogs and search experts using radar and sonar devices. Russ Bynum, Chron, 29 June 2021

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'sniffer.' 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 sniffer

1864, in the meaning defined at sense 1

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Time Traveler for sniffer

Time Traveler

The first known use of sniffer was in 1864

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Dictionary Entries Near sniffer

sniff at

sniffer

sniffingly

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Statistics for sniffer

Last Updated

12 Dec 2021

Cite this Entry

“Sniffer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/sniffer. Accessed 24 Jan. 2022.

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More Definitions for sniffer

sniffer

noun

English Language Learners Definition of sniffer

: someone who sniffs a drug or other substance in order to become intoxicated
: a dog that is trained to find people, illegal drugs, explosives, etc., by recognizing and following scents

More from Merriam-Webster on sniffer

Nglish: Translation of sniffer for Spanish Speakers

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