once and for all

Idioms  

1. As a settled matter, finally, permanently, as in Once and for all, we're not hiring that organist again, or We've settled that question once and for all. This expression is in effect an abbreviation for “one time and for all time.” [Late 1400s]

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Example Sentences

The House of Lords now has a historic opportunity to end the threat of prosecution once and for all, pardon women who have been previously convicted, and drop ongoing investigations.

From BBC

Interestingly, despite her apparent eagerness to hold on to her California property, Simpson had previously expressed a desire to quit the Golden State once and for all.

From MarketWatch

Announcing the amendments in February, he said that "Kazakhstan is once and for all moving away from a super-presidential form of rule and transitioning to a presidential republic with a strong parliament."

From Barron's

“I’d rather tell this embarrassing story myself and get it over with once and for all so I can finally be free and close this chapter.”

From The Wall Street Journal

"My next chapter must be to eradicate this devastating disease from our shores once and for all," said Steenhuisen, whose handling of the crisis has been sharply criticised.

From Barron's