first cry of a newborn baby
Refers specifically to the very first cry a baby makes right after birth. Often used metaphorically for the beginning or debut of something new.
The moment I heard the baby's first cry, tears came to my eyes.
This project can truly be called the first cry of the company's new business.
Standard kanji spelling; high priority in news and frequency lists.
Search-only kanji form; not a common practical spelling.
Compound of 産 (うぶ, 'birth') + 声 (こえ, 'voice'), with rendaku voicing こえ → ごえ. The exact historical derivation is straightforward; the word has been used since at least the Edo period.