Princeton's WordNet

1. young person, youth, younker, spring chicken(noun)

   a young person (especially a young man or boy)

2. young, youth(noun)

   young people collectively

   "rock music appeals to the young"; "youth everywhere rises in revolt"

3. youth(noun)

   the time of life between childhood and maturity

4. youth(noun)

   early maturity; the state of being young or immature or inexperienced

5. youth, early days(noun)

   an early period of development

   "during the youth of the project"

6. youth, youthfulness, juvenility(noun)

   the freshness and vitality characteristic of a young person

Kernerman English Learner's Dictionary

1. youth(noun)θ

   all young people in general

   the youth of our country; youth crime

2. youthθ

   a young man, especially one who is involved in crime

   youths rioting in the streets of the capital

3. youthθ

   the period of your life when you are young

   I camped a lot in my youth.

Wiktionary

1. youth(Noun)

   The quality or state of being young.

   Her youth and beauty is what attracted him to her.

2. youth(Noun)

   The part of life following childhood; the period of existence preceding maturity or age; the whole early part of life, from childhood, or, sometimes, from infancy, to manhood.

3. youth(Noun)

   A young person

   There were a group of youths hanging around the parking lot, reading fashion magazines and listening to music.

4. youth(Noun)

   A young man

5. youth(Noun)

   (used in plural form) Young persons, collectively.

Origin: geoguþ, from West Germanic *juwunþ-, from a base corresponding to young + -th. Cognate with Dutch , German .

Webster Dictionary

1. Youth

   of Youth

2. Youth(noun)

   the quality or state of being young; youthfulness; juvenility

3. Youth(noun)

   the part of life that succeeds to childhood; the period of existence preceding maturity or age; the whole early part of life, from childhood, or, sometimes, from infancy, to manhood

4. Youth(noun)

   a young person; especially, a young man

5. Youth(noun)

   young persons, collectively

The Foolish Dictionary, by Gideon Wurdz

1. YOUTH

   The dynamo that makes the world go round; a product of its own generation, with its wires carrying Power into the high places of Earth and with its currents of Thought short-circuited only by bigoted Old Age.

• jeugAfrikaans
• جيل الشَّبابArabic
• младостBulgarian
• juventudePortuguese (BR)
• mládíCzech
• die JugendGerman
• ungdomDanish
• νιότηGreek
• juventudSpanish
• noorusEstonian
• جوانیFarsi
• nuoruusFinnish
• jeunesseFrench
• נְעוּרִים, צְעִירוּת, עֲלוּמִים; נַעַר, צָעִירHebrew
• किशोरावस्था, ‍िकशोरHindi
• mladostCroatian
• fiatalságHungarian
• masa mudaIndonesian
• æska, ungdómurIcelandic
• giovinezzaItalian
• 青年時代Japanese
• 청년기Korean
• jaunystėLithuanian
• jaunībaLatvian
• masa mudaMalay
• jeugdDutch
• ungdomstidNorwegian
• młodośćPolish
• جوانیPersian
• ځوانى، ځلميتوب، ژڼېتوب: ځلميان، ځوانانPashto
• juventudePortuguese
• tinereţeRomanian
• молодость; юностьRussian
• mladosťSlovak
• mladostSlovenian
• mladostSerbian
• ungdom[en]Swedish
• วัยหนุ่มสาวThai
• gençlik, delikanlılıkTurkish
• 青春，青少年時期Chinese (Trad.)
• юність, молодістьUkrainian
• نوجوانی کا عالمUrdu
• tuổi trẻVietnamese
• 青春，青少年时期Chinese (Simp.)