weak sauce

US slang

1. :  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