once and for all

phrase

1

: with finality : definitively

The team proved once and for all that they are the best.

2

: for the last time

I'm telling you once and for all that I'm not going.

Examples of once and for all in a Sentence

Recent Examples on the Web

Drop the double standard and hold Sydney Colson accountable once and for all. — Alejandro Avila Outkick, FOXNews.com, 9 Oct. 2026

In 2011, the Smithsonian’s Richard Kurin decided to settle the matter once and for all. — Julian Lucas, New Yorker, 23 Sep. 2026

However, the android princess decides at this point to prove the humans wrong, once and for all. — Jesse Whittock, Deadline, 20 Sep. 2026

With Uranus stationing retrograde in your sign, disruption at work, perhaps from earlier in the year, could resurface… except this time, you’re being called to deal with it once and for all. — Valerie Mesa, PEOPLE, 14 Sep. 2026

Rhymes for once and for all

• chloramphenicol
• dithiothreitol
• geospatial
• isopropanol
• paracetamol
• peroxisomal
• visuospatial
• aerosol
• alcohol
• arbitral
• basketball
• butanol