con /ˈkɑn/
  (vt.)精讀,學習,默記(ad.)反對地,從反面(a.)欺詐的反對者,反對票,肺病
  Con, adv.  Against the affirmative side; in opposition; on the negative side; -- The antithesis of pro, and usually in connection with it. See Pro.
  Con, v. t. [imp. & p. p. Conned p. pr. & vb. n. Conning.]
  1. To know; to understand; to acknowledge. [Obs.]
     Of muses, Hobbinol, I con no skill.   --Spenser.
     They say they con to heaven the highway.   --Spenser.
  2. To study in order to know; to peruse; to learn; to commit to memory; to regard studiously.
  Fixedly did look
  Upon the muddy waters which he conned
  As if he had been reading in a book.   --Wordsworth.
     I did not come into Parliament to con my lesson.   --Burke.
  To con answer, to be able to answer. [Obs.]
  To con thanks, to thank; to acknowledge obligation. [Obs.]
  Con, v. t.  Naut. To conduct, or superintend the steering of (a vessel); to watch the course of (a vessel) and direct the helmsman how to steer.
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  con
       n 1: an argument opposed to a proposal [ant: pro]
       2: a person serving a sentence in a jail or prison [syn: convict,
           inmate, jailbird, gaolbird]
       3: a swindle in which you cheat at gambling or persuade a
          person to buy worthless property [syn: bunco, bunco
          game, bunko, bunko game, confidence trick, confidence
          game, con game, gyp, hustle, sting, flimflam]
       adv : on the negative side; "much was written pro and con" [syn: in
             opposition] [ant: pro]
       v 1: deprive of by deceit; "He swindled me out of my
            inheritance"; "She defrauded the customers who trusted
            her"; "the cashier gypped me when he gave me too little
            change" [syn: victimize, swindle, rook, goldbrick,
             nobble, diddle, bunco, defraud, scam, mulct,
             gyp]
       2: commit to memory; learn by heart; "Have you memorized your
          lines for the play yet?" [syn: memorize, memorise, learn]
       [also: conning, conned]