Resoundingly means in a way that is emphatic and beyond argument. Resoundingly defeated.
It goes with results rather than with opinions, since it claims the margin settled it. Resoundingly comes from resound, so the picture is a noise everybody hears.
1adverbresoundinglyIn a way that is emphatic and beyond argument.
“The proposal was resoundingly rejected at every meeting.”
resoundingly is a manner.
From resounding + -ly.
Etymology from Wiktionary, CC BY-SA