Try Our Apps


Gobble up these 8 terms for eating


[snif-er] /ˈsnɪf ər/
a person or thing that sniffs.
a device or mechanism for detecting something.
Origin of sniffer
1860-65; sniff + -er1 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
Cite This Source
Examples from the Web for sniffer
Contemporary Examples
Historical Examples
  • Perhaps the spirit of the sniffer may still inspire some of the jurors who from time to time make themselves heard in your case.

  • He has had ten dollars' worth of telling to-day by 'sniffer' Orne.

  • She had seen hell, one might say, and is the Sphynxian sniffer at the value of a secret.

    Adventures in the Arts Marsden Hartley
British Dictionary definitions for sniffer


a device for detecting hidden substances such as drugs or explosives, esp by their odour
a computer program or device used to monitor, detect, and capture data on a network
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Cite This Source
Word Origin and History for sniffer

"the nose," 1858, agent noun from sniff (v.).

Online Etymology Dictionary, © 2010 Douglas Harper
Cite This Source
Slang definitions & phrases for sniffer



Contemptible; mean; nasty, esp in an insinuating way • Now used nearly exclusively in reference to remarks and persons who make them: A woman gets nothing but snide remarks about her driving skills

[1859+; origin unknown]

The Dictionary of American Slang, Fourth Edition by Barbara Ann Kipfer, PhD. and Robert L. Chapman, Ph.D.
Copyright (C) 2007 by HarperCollins Publishers.
Cite This Source
sniffer in Technology
The Free On-line Dictionary of Computing, © Denis Howe 2010
Cite This Source

Word of the Day

Word Value for sniffer

Scrabble Words With Friends

Nearby words for sniffer