noun
damnedest
noun
1
The greatest effort someone is capable of making.
"He did his damnedest to fix the leak before the guests arrived."
"Just do your damnedest and we'll see how it goes."
How to Use Damnedest
Learner’s notesIn plain EnglishYour absolute best effort — as in "try your damnedest."
When to use it
Informal; treat like a stronger version of "best."
Common pairings
do your damnedest
try your damnedest
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Etymology
Superlative form of "damned," built the same way "biggest" comes from "big" — damned plus the ending -est.