The phrase all-time low refers to the lowest point, level, or statistical record ever reached in recorded history. It is used to describe a sharp decline in metrics like morale, stock prices, popularity, or performance.
The phrase is so extraordinarily useful because it functions as essential language infrastructure. Without “all-time low,” communicating a historical baseline requires wordy literal phrasing like “a level lower than at any previously recorded point in history.”
Why “All-Time Low” Is Hard to Replace
Notice how much clunkier everyday sentences become when you try to replace the phrase with literal prose:
- With Idiom: “Employee morale hit an all-time low this quarter.”
- Without Idiom: “Employee morale dropped to a point lower than at any other recorded time in the company’s history.”
Is “All-Time Low” Hyphenated?
Whether you hyphenate all-time low depends on how it is used in a sentence:
- Use a hyphen when it acts as an adjective modifying a noun directly after it:
“Consumer confidence reached an all-time low level this quarter.” - Do not hyphenate when it acts as a noun phrase standing alone:
“Morale in the office has hit an all time low.”
Origin of “All-Time Low”
The expression emerged in American English during the early 20th century alongside modern industrial record-keeping, financial market tracking, and statistical journalism.
The compound modifier all-time (meaning “unprecedented in history,” as in all-time high or all-time record) gained widespread popularity in newspaper headlines during the 1920s to summarize economic benchmarks concisely.
Sentence Examples
“After months of unresolved supply chain delays, customer satisfaction ratings hit an all-time low.”
“Interest rates dropped to an all-time low, prompting a massive surge in home buying.”
“Communication between the two departments reached an all-time low during the restructuring.”
More “Time” Idioms