so much so that

so much so that

To such an extent or large degree that. The interest rates on the loan were exorbitantly high—so much so that I had to start selling things around the house to meet my monthly payments.
See also: much, that
Farlex Dictionary of Idioms.

ˌso much ˈso that

to such an extent that: His nose wouldn’t stop bleeding — so much so that we had to take him to hospital.
See also: much, that
Farlex Partner Idioms Dictionary
See also:
  • stick it on
  • stick on
  • in large measure
  • juice racket
  • racket
  • a lot
  • a lot of
  • cost the earth
  • cost/pay/charge the earth
  • for all