chebab a Palestinian juvenile 10-15 years old who fights against the Israelis
mod a British teenager or young adult in the 1960s; noted for their clothes consciousness and opposition to the rockers
pachuco a Mexican-American teenager who belongs to a neighborhood gang and who dresses in showy clothes
punk rocker,
punk a teenager or young adult who is a performer (or enthusiast) of punk rock and a member of the punk youth subculture
rocker a curved support that permits the supported object to rock to and fro
Adjective
adolescent -
displaying or suggesting a lack of maturity; "adolescent insecurity"; "jejune responses to our problems"; "their behavior was juvenile"; "puerile jokes"