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con

verbnounnounnounverbverbnounnounnounnounnounnounnounadjectivecommon in dialogue

  • United Kingdom//kɒn//
  • United States//kɑn//
  • Canada//kɒn//
  • Australia//kɔn//

A disadvantage of something, especially when contrasted with its advantages (pros).

verb

  1. 1

    rareTo study or examine carefully, especially in order to gain knowledge of; to learn, or learn by heart.

    For Caſſius is a-weary of the World: / Hated by one he loues, brau'd by his Brother, / Check'd like a bondman, all his faults obſeru'd, / Set in a Note-booke, learn'd, and con'd by roate / To caſt into my Teeth.

    At length, himself unsettling, he the pond / Stirred with his staff, and fixedly did look / Upon the muddy water, which he conned, / As if he had been reading in a book

    I did not come into parliament to con my lesson. I had earned my pension before I set my foot in St. Stephen's chapel.

    During these delectable entertainments, Miss Wirt and the chaperon sate by, and conned over the peerage, and talked about the nobility.

  2. 2

    obsoleteTo know; understand; acknowledge.

    Of Muses Hobbinol, I conne no skill

Etymology

Etymology tree Proto-Indo-European *ǵneh₃- Proto-Indo-European *-né- Proto-Indo-European *ǵn̥néh₃ti Proto-Germanic *kunnaną Proto-West Germanic *kunnan Old English cunnan Middle English connen English con Inherited from Middle English connen, inherited from Old English cunnan (“to know, know how”), inherited from Proto-West Germanic *kunnan (“recognize, know how”), inherited from Proto-Germanic *kunnaną (“to know, know how”), inherited from Proto-Indo-European *ǵneh₃- (“to know”) Doublet of can.

noun

  1. 1

    A disadvantage of something, especially when contrasted with its advantages (pros).

    pros and cons

Etymology

Abbreviation of Latin contrā (“against”).

noun

  1. 1

    slangA convicted criminal, a convict.

Etymology

Clipping of convict.

noun

  1. 1

    informalA fraud; something carried out with the intention of deceiving, usually for personal, often illegal, gain.

    My heart is breaking for my sister And the con that she called "love"

    Leavers will be attracted to that story because it spares them the discomfort of admitting that they voted for a con, and then made a prime minister of the con artist.

Etymology

From con trick, shortened from confidence trick.

verb

  1. 1

    informalTo trick, lie or defraud, usually for personal gain.

    Neoliberalism has conned us into fighting climate change as individuals [title]

    Taiwan man soaks feet in dry ice for 10 hours to con insurance firms, causing amputation […] A man in Taiwan shocked the internet after attempting to defraud five insurance companies by immersing his feet in a bucket of dry ice for 10 hours, resulting in the amputation of both feet.

verb

  1. 1

    Variant of connAlternative form of conn (“direct a ship”).

Etymology

From earlier cond; see conn.

noun

  1. 1

    Variant of connAlternative form of conn (“navigational direction of a ship”).

noun

  1. 1

    informalAn organized gathering, such as a convention, conference, or congress.

    I can't speak for Faye as ed of FHAPA, but it would be really swell of someone could send us a set of Intersection daily newszines, plus any con flyers or other fannish papers that were there to had for the picking up: fannish things, you know, not including media, gaming, filking or costuming, fine fun but not my cup of blog, thank you.

Etymology

Clipping of convention or conference.

noun

  1. 1

    informalThe conversion of part of a building.

    We're getting a loft con done next year.

Etymology

Clipping of conversion.

noun

  1. 1

    informalConsumption; pulmonary tuberculosis.

Etymology

Clipping of consumption.

noun

  1. 1

    obsoleteSquirrel, particularly the red squirrel.

  2. 2

    obsoleteA squirrel's nest.

Etymology

Origin uncertain. Perhaps a clipping of Middle English acquerne, aquerne, ocquerne, okerne (“squirrel”), from Old English ācweorna, āqueorna, āquorna, ācurna (“squirrel”), from Proto-West Germanic *aikwernō, from Proto-Germanic *aikwernô (“squirrel”); or from its Old Norse cognate íkorni (“squirrel”), from the same ultimate source. Cognate with West Frisian iikhoarn (“squirrel”), Dutch eekhoorn (“squirrel”), German Eichhorn (“squirrel”), Icelandic íkorni (“squirrel”).

noun

  1. 1

    A political conservative.

    own the cons

Etymology

Clipping of conservative; compare lib.

noun

  1. 1

    Variant of consolidationAbbreviation of consolidation: only used in naming.

Etymology

Clipping of consolidation or consolidated.

adjective

  1. 1

    Variant of consolidatedAbbreviation of consolidated: only used in naming.

Forms

plural
cons
past tense
conned
past participle
conned
present participle
conning
third person singular
cons
The neighbouring pagesAlphabetical order follows the rules of the language, not byte values: an accent decides only between two otherwise identical words, and Spanish files Ñ as a letter of its own.

Lexical content from Wiktionary, under CC BY-SA 4.0 · Source entry · Data version 2026-08-23

Rank among the words of the OpenSubtitles 2018 corpus — film and television subtitles, so spoken rather than written usage (CC BY-SA 3.0).