Also, barring none. Without exception, as in This is the best book I've read all year, bar none. [Mid-1800s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.
Examples from the Web for bar none
Contemporary Examples of bar none
If GLaDOS isn't the bar-none best character in videogame history, she's certainly the most memorable.Portal 2: The Best Videogame Ever?
April 26, 2011