Definition of weak sauce
US slang
:something inferior, ineffective, or unimpressive :something weak
- When it comes to employer-based coverage, the plan wouldn't do much … Honestly, this is weak sauce, and doesn't do much to alter the biggest, and one of the most dysfunctional, parts of the U.S. health care system.
- —Pascal Emmanuel Gobry
- … the laws they're looking at are pretty weak sauce, and their chances of passing are slim.
- —Matt Baume
