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1. Dictionary

   Du·bi·ous

   /ˈdo͞obēəs/

   

   adjective

   • 1. hesitating or doubting: "Alex looked dubious, but complied" Similar doubtfuluncertainunsurein doubthesitantundecidedunsettledunconfirmedundeterminedindefiniteunresolvedup in the airwaveringvacillatingirresolutein a quandaryin a dilemmaon the horns of a dilemmaskepticalsuspiciousinformal:iffyOpposite certaindefinite
   • 2. not to be relied upon; suspect: "extremely dubious assumptions" Similar suspicioussuspectunder suspicionuntrustworthyunreliableundependablequestionableinformal:shadyfishyfunnynot kosherdodgyequivocalambiguousindeterminateindefiniteunclearvagueimprecisehazypuzzlingenigmaticcrypticopen to questiondebatablequestionableOpposite trustworthydecisivecleardefinite
   • ▪ morally suspect: "time-sharing has been brought into disrepute by dubious sales methods" Similar suspicioussuspectunder suspicionuntrustworthyunreliableundependablequestionableinformal:shadyfishyfunnynot kosherdodgyOpposite trustworthy
   • ▪ of questionable value: "she earned the dubious distinction of being the lowest-paid teacher in the nation" Similar equivocalambiguousindeterminateindefiniteunclearvagueimprecisehazypuzzlingenigmaticcrypticopen to questiondebatablequestionableOpposite decisivecleardefinite

   Word Origin mid 16th century (in dubious (sense 2)): from Latin dubiosus, from dubium ‘a doubt’, neuter of dubius ‘doubtful’.

   Derivatives

   • 1. dubiousness noun

   Scrabble Points: 10

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2. dictionary.cambridge.org › english › dubiousDUBIOUS | definition in the Cambridge English Dictionary

   dictionary.cambridge.org › english › dubious

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   DUBIOUS meaning: 1. thought not to be completely true or not able to be trusted: 2. feeling doubt or not feeling…. Learn more.

3. www.vocabulary.com › dictionary › dubiousDubious - Definition, Meaning & Synonyms | Vocabulary.com

   www.vocabulary.com › dictionary › dubious

   Definitions of dubious. adjective. fraught with uncertainty or doubt. “ dubious about agreeing to go” synonyms: doubtful. incertain, uncertain, unsure. lacking or indicating lack of confidence or assurance. adjective. open to doubt or suspicion. “he has a dubious record indeed” “what one found uncertain the other found dubious or downright false”

4. www.oxfordlearnersdictionaries.com › us › definitiondubious adjective - Definition, pictures, pronunciation and ...

   www.oxfordlearnersdictionaries.com › us › definition

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   dubious. [not usually before noun] dubious (about something)/ (about doing something) (of a person) not certain about something and suspecting that something may be wrong; not knowing whether something is good or bad synonym doubtful. I was rather dubious about the whole idea.

5. www.collinsdictionary.com › english › dubiousDUBIOUS definition in American English | Collins English ...

   www.collinsdictionary.com › english › dubious

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   4 days ago · dubious in American English. (ˈduːbiəs, ˈdjuː-) adjective. 1. doubtful; marked by or occasioning doubt. a dubious reply. 2. of doubtful quality or propriety; questionable. a dubious compliment.

6. www.dictionary.com › browse › dubiousDUBIOUS Definition & Usage Examples | Dictionary.com

   www.dictionary.com › browse › dubious

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   Dubious definition: doubtful; marked by or occasioning doubt. See examples of DUBIOUS used in a sentence.

7. dictionary.cambridge.org › learner-english › dubiousDUBIOUS | meaning - Cambridge Learner's Dictionary

   dictionary.cambridge.org › learner-english › dubious

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   thought not to be completely true, honest, or legal: dubious evidence. a man with a dubious reputation. dubious adjective (DOUBTING) not certain that something is good or true: He's dubious about the benefits of acupuncture. dubiously. adverb. (Definition of dubious from the Cambridge Learner's Dictionary © Cambridge University Press)

8. www.thefreedictionary.com › dubiousDubious - definition of dubious by The Free Dictionary

   www.thefreedictionary.com › dubious

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   1. marked by or occasioning doubt; equivocal: a dubious reply. 2. of doubtful quality or propriety; questionable: a dubious compliment. 3. of uncertain outcome. 4. wavering in opinion; inclined to doubt; hesitant. [1540–50; < Latin dubius; see -ous] du′bi•ous•ly, adv. du′bi•ous•ness, n.