We found 11 dictionaries that define the word youngsters:

General (9 matching dictionaries)

1. youngsters: Merriam-Webster
2. youngsters: Collins English Dictionary
3. youngsters: Vocabulary.com
4. Youngsters, youngster's, youngsters: Wordnik
5. youngsters: Cambridge Advanced Learner's Dictionary
6. youngsters: Wiktionary
7. youngsters: Dictionary.com
8. youngsters: Cambridge Essential American English Dictionary
9. youngsters: TheFreeDictionary.com

Business (1 matching dictionary)

10. youngsters: Legal dictionary

Computing (1 matching dictionary)

11. youngsters: Encyclopedia

(Note: See youngster as well.)

Definitions from Wiktionary (youngster) ▸ noun:  A young person. ▸ Also see youngster Opposite: elderly, seniors, aged, geriatric Phrases: forest youngsters, arrogant youngsters, flock youngsters, for youngsters, more... Adjectives: many, other, black, american, few, class, white, bright, older, gifted, handicapped ▸ Words similar to youngsters ▸ Usage examples for youngsters ▸ Idioms related to youngsters ▸ Wikipedia articles (New!) ▸ Popular adjectives describing youngsters ▸ Words that often appear near youngsters ▸ Rhymes of youngsters ▸ Invented words related to youngsters