youngster
n. countable C1 Advanced Oxford US //ˈjəŋstɝ// UK //jˈʌŋstɐ// young·ster
n. a young person, like a child or a teenager. Older people often use this word to talk about someone much younger than themselves.
n. a young person, typically a child or adolescent. Often carries a slightly patronizing or nostalgic tone when used by older speakers.
The local park is always full of youngsters on the weekend.
The coach spent his Saturday mornings teaching local youngsters the basic rules of football.
While the technology was designed for professionals, it was the tech-savvy youngsters who truly pushed the software to its creative limits through constant experimentation.
From young + -ster. Attested from the early 17th century.
Usage
Often used as a collective plural to refer to a group of children or teenagers.