Source : Webster's Revised Unabridged Dictionary (1913)

Rebuke \Re*buke"\, n.
   1. A direct and pointed reproof; a reprimand; also,
      chastisement; punishment.

            For thy sake I have suffered rebuke.  --Jer. xv. 15.

            Why bear you these rebukes and answer not? --Shak.

   2. Check; rebuff. [Obs.] --L'Estrange.

   {To be without rebuke}, to live without giving cause of
      reproof or censure; to be blameless.

Rebuke \Re*buke"\, v. t. [imp. & p. p. {Rebuked}; p. pr. & vb.
   n. {Rebuking}.] [OF. rebouquier to dull, blunt, F. reboucher;
   perhaps fr. pref. re- re- + bouche mouth, OF. also bouque, L.
   bucca cheek; if so, the original sense was, to stop the mouth
   of; hence, to stop, obstruct.]
   To check, silence, or put down, with reproof; to restrain by
   expression of disapprobation; to reprehend sharply and
   summarily; to chide; to reprove; to admonish.

         The proud he tamed, the penitent he cheered, Nor to
         rebuke the rich offender feared.         --Dryden.

   Syn: To reprove; chide; check; chasten; restrain; silence.
        See {Reprove}.

Source : WordNet®

rebuke
     n : an act or expression of criticism and censure; "he had to
         take the rebuke with a smile on his face" [syn: {reproof},
          {reproval}, {reprehension}, {reprimand}]

rebuke
     v : censure severely or angrily; "The mother scolded the child
         for entering a stranger's car"; "The deputy ragged the
         Prime Minister"; "The customer dressed down the waiter
         for bringing cold soup" [syn: {call on the carpet}, {rag},
          {trounce}, {reproof}, {lecture}, {reprimand}, {jaw}, {dress
         down}, {call down}, {scold}, {chide}, {berate}, {bawl out},
          {remonstrate}, {chew out}, {chew up}, {have words}, {lambaste},
          {lambast}]