The Collaborative International Dictionary of English v.0.48:

Repress \Re*press"\ (r?-pr?s"), v. t. [Pref. re- + press.]
   To press again.
   [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Repress \Re*press"\ (r?-pr?s"), v. t. [Pref. re- + press: cf. L.
   reprimere, repressum. Cf. Reprimand.]
   1. To press back or down effectually; to crush down or out;
      to quell; to subdue; to supress; as, to repress sedition
      or rebellion; to repress the first risings of discontent.
      [1913 Webster]

   2. Hence, to check; to restrain; to keep back.
      [1913 Webster]

            Desire of wine and all delicious drinks, . . .
            Thou couldst repress.                 --Milton.
      [1913 Webster]

   Syn: To crush; overpower; subdue; suppress; restrain; quell;
        curb; check.
        [1913 Webster]

The Collaborative International Dictionary of English v.0.48:

Repress \Re*press"\, n.
   The act of repressing. [Obs.]
   [1913 Webster]

WordNet (r) 3.0 (2006):

repress
    v 1: put down by force or intimidation; "The government quashes
         any attempt of an uprising"; "China keeps down her
         dissidents very efficiently"; "The rich landowners
         subjugated the peasants working the land" [syn: repress,
         quash, keep down, subdue, subjugate, reduce]
    2: conceal or hide; "smother a yawn"; "muffle one's anger";
       "strangle a yawn" [syn: smother, stifle, strangle,
       muffle, repress]
    3: put out of one's consciousness [syn: suppress, repress]
    4: block the action of