1. the time of life when someone is young, especially the period between childhood and adulthood
2. the quality or state of being young
3. a young person, especially a young man

Examples

• She spent her youth traveling around Europe.
• The fountain of youth is a mythical spring.
• The youth seemed nervous about his job interview.
• Today’s youth are very tech-savvy.
• He maintained his youth well into his fifties.
• The youth center offers programs for teenagers.
• In his youth, he was quite the athlete.