heyday
noun/ˈheɪdeɪ/
/ˈheɪdeɪ/
[usually singular]- the time when somebody/something had most power or success, or was most popular synonym prime
- In its heyday, the company ran trains every fifteen minutes.
- a fine example from the heyday of Italian cinema
- a picture of Brigitte Bardot in her heyday
Word Originlate 16th cent. (denoting good spirits or passion): from archaic heyday!, an exclamation of joy, surprise, etc.
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heyday