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 (wŏch′dôg′, -dŏg′)
1. A dog trained to guard people or property.
2. One who serves as a guardian or protector against waste, loss, or illegal practices.

watch′dog′ v.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.


1. (Zoology) a dog kept to guard property
a. a person or group of persons that acts as a protector or guardian against inefficiency, illegal practices, etc
b. (as modifier): a watchdog committee.
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014


(ˈwɒtʃˌdɔg, -ˌdɒg)

n., v. -dogged, -dog•ging. n.
1. a dog kept to guard property.
2. a watchful guardian: a watchdog of the public morals.
3. to watch carefully, esp. so as to detect illegal or unethical conduct.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.watchdog - a guardian or defender against theft or illegal practices or wastewatchdog - a guardian or defender against theft or illegal practices or waste; "she is the global watchdog for human rights abuses"
defender, guardian, protector, shielder - a person who cares for persons or property
2.watchdog - a dog trained to guard propertywatchdog - a dog trained to guard property  
working dog - any of several breeds of usually large powerful dogs bred to work as draft animals and guard and guide dogs
kuvasz - long-established Hungarian breed of tall light-footed but sturdy white dog; used also as a hunting dog
attack dog - a watchdog trained to attack on command
housedog - a dog trained to guard a house
schipperke - breed of small stocky black dogs originally used as watchdogs on boats in the Netherlands and Belgium
pinscher - any of three breeds of dogs whose ears and tail are usually cropped
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.


1. guardian, monitor, inspector, protector, custodian, scrutineer the government's consumer watchdog, the Office of Fair Trading
2. guard dog A good watchdog can be a faithful friend as well as a deterrent to intruders.
Collins Thesaurus of the English Language – Complete and Unabridged 2nd Edition. 2002 © HarperCollins Publishers 1995, 2002
كَلْب الحِراسَه
házõrzõ kutya
strážny pes
pes čuvaj
bekçi köpeği


A. N
1. (= guard dog) → perro m guardián
2. (fig) (= person) → guardián/ana m/f; (= organization) → organismo m protector
a consumer watchdogun organismo que protege los intereses del consumidor
B. CPD watchdog committee Ncomisión f protectora
Collins Spanish Dictionary - Complete and Unabridged 8th Edition 2005 © William Collins Sons & Co. Ltd. 1971, 1988 © HarperCollins Publishers 1992, 1993, 1996, 1997, 2000, 2003, 2005


[ˈwɒtʃdɒg] n
(= animal) → chien m de garde
(= organization) → organisme m de contrôle
Collins English/French Electronic Resource. © HarperCollins Publishers 2005


1. ncane m da guardia (fig) → sorvegliante m/f
2. adjdi controllo
a watchdog committee → un comitato di controllo
Collins Italian Dictionary 1st Edition © HarperCollins Publishers 1995


(wotʃ) noun
1. a small instrument for telling the time by, worn on the wrist or carried in the pocket of a waistcoat etc. He wears a gold watch; a wrist-watch.
2. a period of standing guard during the night. I'll take the watch from two o'clock till six.
3. in the navy etc, a group of officers and men who are on duty at a given time. The night watch come(s) on duty soon.
1. to look at (someone or something). He was watching her carefully; He is watching television.
2. to keep a lookout (for). They've gone to watch for the ship coming in; Could you watch for the postman?
3. to be careful of (someone or something). Watch (that) you don't fall off!; Watch him! He's dangerous.
4. to guard or take care of. Watch the prisoner and make sure he doesn't escape; Please watch the baby while I go shopping.
5. to wait for (a chance, opportunity etc). Watch your chance, and then run.
ˈwatcher noun
ˈwatchful adjective
alert and cautious. watchful eyes; If you are watchful you will not be robbed.
ˈwatchfully adverb
ˈwatchfulness noun
ˈwatchdog noun
a dog which guards someone's property etc. We leave a watchdog in our office at night to scare away thieves.
ˈwatchmaker noun
a person who makes and repairs watches, clocks etc.
ˈwatchman noun
(often ˌnight-ˈwatchman) a man employed to guard a building etc against thieves, especially at night. The bank-robbers shot the (night-)watchman.
ˈwatchtower noun
an old word for a tower on which a lookout is posted.
ˈwatchword noun
a motto or slogan used by members of a group of people who think (or act) alike. Let freedom be our watchword!
keep watch
to be on guard. He kept watch while the other soldiers slept.
watch one's step
to be careful what one does or says. He's in a bad mood, so watch your step and don't say anything wrong!
watch out (with for)
to be careful (of). Watch out for the cars!; Watch out! The police are coming!
watch over
to guard or take care of. The mother bird is watching over her young.
Kernerman English Multilingual Dictionary © 2006-2013 K Dictionaries Ltd.
References in classic literature ?
This was my first experience with a Martian watch dog, but it was destined not to be my last, for this fellow guarded me carefully during the time I remained a captive among these green men; twice saving my life, and never voluntarily being away from me a moment.
The watch dog in its report identified 8 key failures of the regulatory body that contributed to the tragedy.
government proposal to recount votes from the disputed presidential election as a human rights watch dog accused Iran's
Employment Minister Tony McNulty's allowances claim for staying in his parents' homeis to be investigated by Parliament's standards watch dog.
Capitol Building into famous, living beings, Capitol Cat and Watch Dog recruit them as a secret Nighttime Congress to lobby for the reunion of two Lady Freedoms, American symbols who have been separated for more than 145 years.
PROGRAMMES made by ITV Wales face drastic cutbacks under proposals outlined yesterday by communications watch dog Ofcom.
The Government's watch dog, the National Institute for Clinical Excellence ( Nice), says that drugs that will ease pain and prolong life for cancer sufferers are not cost-effective and therefore will not be given.
This latest release includes enhanced active directory support; client personality; watch dog service; and support for PXE .99J.
Better than a watch dog and almost as well behaved.
The computer requries only a +5v power supply and has a programmable watch dog timer.
Within just a few weeks of hitting the market, at least 40 documented errors were reported to the Institute for Safe Medication Practices, a non-profit, educational and watch dog organization for the pharmaceutical industry Confusion has occurred due to the similarity among three different medications: Celebrex, Celexa (an antidepressant), and Cerebyx (an anti-seizure medication).
Consumer watch dog group and long-time olestra opponent Center for Science in the Public Interest told F&DW that it had not yet reviewed the popcorn petition and thus, had no comment to make.