Definitions for treacherous
ˈtrɛtʃ ər əstreach·er·ous

Princeton's WordNet(2.00 / 1 vote)Rate this definition:

1. treacherous, unreliable(adj)

   dangerously unstable and unpredictable

   "treacherous winding roads"; "an unreliable trestle"

2. punic, perfidious, treacherous(adj)

   tending to betray; especially having a treacherous character as attributed to the Carthaginians by the Romans

   "Punic faith"; "the perfidious Judas"; "the fiercest and most treacherous of foes"; "treacherous intrigues"

Wiktionary(4.00 / 1 vote)Rate this definition:

1. treacherous(Adjective)

   Exhibiting treachery.

   Etymology: From treacher

2. treacherous(Adjective)

   Deceitful; inclined to betray.

   Etymology: From treacher

3. treacherous(Adjective)

   Unreliable; dangerous.

   a treacherous mountain trail

   Etymology: From treacher

Webster Dictionary(5.00 / 1 vote)Rate this definition:

1. Treacherous(adj)

   like a traitor; involving treachery; violating allegiance or faith pledged; traitorous to the state or sovereign; perfidious in private life; betraying a trust; faithless

How to pronounce treacherous?

1. 

   Alex

   US English

   

   Daniel

   British

   

   Karen

   Australian

   

   Veena

   Indian

How to say treacherous in sign language?

Numerology

1. Chaldean Numerology

   The numerical value of treacherous in Chaldean Numerology is: 7

2. Pythagorean Numerology

   The numerical value of treacherous in Pythagorean Numerology is: 7

Examples of treacherous in a Sentence

1. Coast Guard:

   The seas of Antarctica are treacherous and unforgiving, this incident is a sobering reminder of the importance of the U.S. icebreaker fleet as we see increased human activity in the polar regions.

2. Pernessa Seele:

   This coronavirus is treacherous, and it is relentless.

3. Thomas Kean:

   I think you've got to make sure you have the right national staff, and I'm not sure he's done that yet, if you haven't been around this track before it's treacherous. ... He's been slow putting that kind of team together.

4. Theodore Dreiser, quoting an unnamed newspaper editor:

   Life is a God-damned, stinking, treacherous game and nine hundred and ninety-nine men out of a thousand are bastards.

5. Robert Mugabe:

   Any agitation or activism outside this very constructive process in the manner of this purported communique would therefore be misguided, treacherous and outright counterproductive.

Images & Illustrations of treacherous

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