Definition of teenage adjective from the Oxford Advanced American Dictionary

 

teenage

 adjective
adjective
NAmE//ˈtineɪdʒ//
 
(informal teen
NAmE//tin//
 
)
[usually before noun]
 
jump to other results
between 13 and 19 years old; connected with people of this age teenage girls/boys teenage rebellion teen magazines
See the Oxford Advanced Learner's Dictionary entry: teenage