hold no brief for
Refuse to support, dislike, as in I hold no brief for liars. This term is a negative version of the legal expression hold a brief for, meaning “to support or defend a position by argument.” The noun brief has been used in this way since the 1200s.
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.