GNU Collaborative International Dictionary of English

Found 4 definitions 

  1.       

    Ken , n. [Perh. from kennel.] A house; esp., one which is a resort for thieves. [Slang, Eng.]
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  2.       

    Ken, v. t. [imp. & p. p. Kenned ; p. pr. & vb. n. Kenning.] [OE. kennen to teach, make known, know, AS. cennan to make known, proclaim, or rather from the related Icel. kenna to know; akin to D. & G. kennen to know, Goth. kannjan to make known; orig., a causative corresponding to AS. cunnan to know, Goth. kunnan. √45. See Can to be able, Know.]
    1. To know; to understand; to take cognizance of. [Archaic or Scot.]
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    2. To recognize; to descry; to discern. [Archaic or Scot.] “We ken them from afar.” 
      Addison

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      'T is he. I ken the manner of his gait.
      Shak.

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  3.       

    Ken, v. i. To look around. [Obs.]
    Burton.

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  4.       

    Ken, n. Cognizance; view; especially, reach of sight or knowledge. “Beyond his ken.”
    Longfellow.

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    Above the reach and ken of a mortal apprehension.
    South.

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    It was relief to quit the ken
    And the inquiring looks of men.
    Trench.