sniffer

UK:*UK and possibly other pronunciationsUK and possibly other pronunciations/ˈsnɪfə/US:USA pronunciation: respellingUSA pronunciation: respelling(snif′ər)


WordReference Random House Unabridged Dictionary of American English © 2025
sniff•er  (snif′ər),USA pronunciation n. 
  1. a person or thing that sniffs.
  2. a device or mechanism for detecting something.
  • sniff + -er1 1860–65

Collins Concise English Dictionary © HarperCollins Publishers::
sniffer / ˈsnɪfə/
  1. a device for detecting hidden substances such as drugs or explosives, esp by their odour
  2. a computer program or device used to monitor, detect, and capture data on a network
'sniffer' also found in these entries (note: many are not synonyms or translations):
sniffer dog

Forum discussions with the word(s) "sniffer" in the title:


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