Noun
1. a young person (especially a young man or boy)
2. young people collectively;
"rock music appeals to the young""youth everywhere rises in revolt"3. the time of life between childhood and maturity
4. early maturity; the state of being young or immature or inexperienced
5. an early period of development;
"during the youth of the project"6. the freshness and vitality characteristic of a young person