Idioms and Phrases with so much the
so much the
To that extent or degree, as in You decided to stay home? So much the better, for now we won't need a second car. This usage is always followed by a comparative adjective, such as better in the example. [Early 1200s]
The American Heritage® Idioms Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.