Castigate \Cas"ti*gate\, v. t. [imp. & p. p. {Castigated}; p. pr. & vb. n. {Castigating}.] [L. castigatus, p. p. of castigare to correct, punish; castus pure, chaste + agere to move, drive. See {Caste}, and cf. {Chasten}.] 1. To punish by stripes; to chastise by blows; to chasten; also, to chastise verbally; to reprove; to criticise severely. 2. To emend; to correct. [Obs.]