carry the day
to win a war or a fight

[TahlilGaran] Dictionary of Contemporary English ▲

carry the day
1.
to win a war or a fight.
At the beginning of the American Civil War, many southerners believed their soldiers and statesmen would carry the day.

2.
if you carry the day, you persuade people to support your ideas or opinions, or if a particular idea carries the day, it is accepted by a group of people.
The Republicans carried the day in the dispute over the new jet fighter.

Her argument in favour of pay increases eventually carried the day.

[TahlilGaran] English Idioms Dictionary ▲

carry the day
1. to win or be successful
His fine performance in our company carried the day for us.

2. to win complete support
The manager's new idea carried the day and everyone supported him with enthusiasm.

[TahlilGaran] English Idioms Dictionary ▲

carry the day
v. phr., informal To win completely; to succeed in getting one's aim accomplished.
The defense attorney's summary before the jury helped him carry the day.

[TahlilGaran] English Idioms Dictionary ▲