What is "to be without rebuke"

Rebuke \Re*buke"\ (r[-e]*b[=u]k"), 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.