weaksauce /ˈwiːksɔːs/noun 3adjective 1forms 1 noun3 •(informal, figurative) Someone or something that is lacking in interest or substance.Had a run-in on the bus with some weak sauces. — 2015 •(informal, figurative) The quality or state of lacking in interest or substance; boringness, disappointment.[…] New England Asters. Not the pale domesticates of the perennial border, the weak sauce of lavender or sky blue, but full-on royal purple that would make a violet shrink. — 2013 •(informal, figurative) Synonym of weak tea (“weak or feeble arguments, efforts, or proposals”).But when I turned pro, I knew I needed a really badass name, 'cuz it intimidates n00bs, who will disconnect just when they see me show up. And I'm like, "Bye—take that weaksauce home." — 2006 adjective1 •(informal, figurative) Lacking in interest or substance; boring, disappointing, lackluster.Blazing at a very healthy 30 frames per second with NO clipping, NO slowdown, and NO loss of graphic quality, this one made Eggo run to the nearest restroom after his ‘weak sauce’ stomach gave out. — 1998 formsweaksauces