Sniffer: meaning, definitions and examples

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sniffer

 

[ ˈsnɪfər ]

Context #1

security

A device or program used to detect unauthorized access to a network or computer system.

Synonyms

network analyzer, network monitor, packet sniffer

Examples of usage

  • The company installed a sniffer to monitor network traffic.
  • The sniffer detected a potential security breach.
Context #2

informal

A person who detects or identifies something, especially a person who identifies fraudulent activities.

Synonyms

detective, investigator, spotter

Examples of usage

  • He is known as the office sniffer for always uncovering office gossip.
  • The sniffer quickly identified the counterfeit bills.
Context #3

slang

A dog trained to detect certain odors, especially in police work or search and rescue missions.

Synonyms

K9 unit, detection dog, scent dog

Examples of usage

  • The sniffer dog helped the police find the missing person.
  • The airport employs sniffer dogs to detect drugs and explosives.

Translations

Translations of the word "sniffer" in other languages:

🇵🇹 farejador

🇮🇳 सूंघने वाला

🇩🇪 Schnüffler

🇮🇩 pengendus

🇺🇦 нюхач

🇵🇱 węszyciel

🇯🇵 スニファー

🇫🇷 renifleur

🇪🇸 olfateador

🇹🇷 koklayıcı

🇰🇷 후각 탐지기

🇸🇦 مستنشق

🇨🇿 čichač

🇸🇰 čuchač

🇨🇳 嗅探器

🇸🇮 vohljač

🇮🇸 þefari

🇰🇿 иіскегіш

🇬🇪 მყნოსავი

🇦🇿 iyləyici

🇲🇽 olfateador

Word origin

The word 'sniffer' originated from the verb 'sniff', which dates back to the late 14th century. The sense of 'sniffer' as a device for detecting unauthorized access to a network or computer system emerged in the 1980s with the rise of computer technology. The informal usage of 'sniffer' to refer to a person who identifies something, especially fraud, has been around since the early 20th century. The slang meaning of 'sniffer' as a dog trained to detect odors in police work or search and rescue missions became popular in the 1960s.

See also: sniff, sniffle.