Firstborn. "All the
firstling males." (Deut. Xv. 19)
1. The
first manufacture or offspring; said of animals, especially
domestic animals; as, the firstlings of
his flock.
2. The thing
first thought or done. "The very firstlings of my
heart shall be The firstlings of my hand." (Shak)
Origin: First + -ling.
Source: Websters Vocabulary