'perish the thought' definitions:

Definition of 'perish the thought'

From: GCIDE
  • Perish \Per"ish\, v. t. To cause perish. [Obs.] --Bacon. [1913 Webster]
  • perish the thought I hope it will never happen; -- a phrase used after mention of a possible undesirable event, sometimes facetiously. [PJC]