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noun Uncommon

heyday

HAY-day

Heyday (noun) means the period when someone or something was most successful, popular, or powerful. Example: “In its heyday, the factory employed thousands of local workers.”

noun
1
The period when someone or something was most successful, popular, or powerful.
"In its heyday, the factory employed thousands of local workers."
"The band was massive in the 1980s, but their heyday didn't last."

How to use heyday

Learner’s notes

In plain EnglishSomeone's "heyday" is their peak — the high point of their fame, success, or power.

Common pairings
in its heyday the heyday of past its heyday

Word forms

heydays plural

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Fill the gap

Can you complete this real example?

In its _____, the factory employed thousands of local workers.

Etymology

From an older exclamation "heyda" (a cry of high spirits), later respelled "heyday" by association with "day," giving it the sense of a golden period of time.

day in the sun glory days golden age golden years good old days

Rhymes for heyday

See all rhymes for heyday →

Frequently asked questions

What does “heyday” mean?

The word “heyday” means the period when someone or something was most successful, popular, or powerful. In plain terms, someone's "heyday" is their peak — the high point of their fame, success, or power.

How do you pronounce “heyday”?

“Heyday” is pronounced HAY-day (/ˈheɪdeɪ/ in IPA).

How do you use “heyday” in a sentence?

Here is “heyday” used in a sentence: “In its heyday, the factory employed thousands of local workers.”

What is another word for “heyday”?

Words with a similar meaning to “heyday” include day in the sun, glory days, golden age, golden years and good old days.

What part of speech is “heyday”?

“Heyday” is a noun.

Is “heyday” a common word?

“Heyday” is an uncommon word in modern English.

Definitions: FreeDict original editorial