all-time

American  

[awl-tahym] / ˈɔlˌtaɪm /

adjective

1. never surpassed.

   Production has reached an all-time high.

2. being as specified throughout its history.

   The game’s perfect balance of learning and enjoyment has earned it a place among the all-time gems of the genre.

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all-time British  

adjective

1. informal (prenominal) unsurpassed in some respect at a particular time

   an all-time record at the Olympics

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Etymology

Origin of all-time

First recorded in 1910–15

Example Sentences

“What has also been uncommon is for these moves to cap off rallies to all-time highs. That only occurred in late 1999 and early 2000. Gulp.”

From Barron's • Apr. 23, 2026

Over the past week, all of the cumulative breadth measures made new all-time highs.

From MarketWatch • Apr. 23, 2026

Sarah Breeden said: "There's a lot of risk out there and yet asset prices are at all-time highs. We expect there will be an adjustment at some point."

From BBC • Apr. 23, 2026

The housing slump has knocked Weyerhaeuser’s shares down roughly 40% from the all-time high they reached in 2022 during the pandemic lumber boom.

From The Wall Street Journal • Apr. 23, 2026

“And you are my all-time favorite song,” her mother told her.

From "Bone Gap" by Laura Ruby