noun
young person
A1
Jugendliche means 'young person', 'teenager' or 'young people'. As a noun it’s feminine/plural 'die Jugendliche(n)'; plural form is identical (Jugendliche) but receives -n in oblique cases (den Jugendlichen, der Jugendlichen). Often used for adolescents collectively; Singular form exists for an individual.
Examples
Ich bin ein Jugendlicher.
I am a teenager.
Viele Jugendliche verbringen viel Zeit online.
Many young people spend a lot of time online.
Die Stadt organisierte ein Programm, damit die Jugendlichen mehr Freizeitangebote bekämen.
The city organized a program so that the young people would get more leisure activities.
Details
Mnemonics
picture a group of teens with a sign 'Jugendliche' to remember it refers to young people
think 'youth' -> 'Jugend' + -liche (person)
Notes
Can refer to a young person (singular) or young people (plural). In usage both masculine and feminine forms exist (der/die Jugendliche).