teen /ˈtiːn/noun 4verb 3adjective 1forms 3 noun4 •(Internet, offensive) A black teenager or a young black person. •Synonym of teenager: a person between 13 and 19 years old (inclusive).In the safety alert, the NTSB educates parents on the risks and outlines what they can do to protect their teens against marijuana-impaired driving. •(no longer used) Grief; sorrow; trouble.In which the birds song many a lovely lay / Of Gods high praise, and of their loves sweet teene, / As it an earthly Paradize had beene […] — 1590 •(no longer used) Vexation; anger; hate. verb3 •(no longer used) To excite; to provoke; to vex; to afflict; to injure. •[with oneself] (no longer used) To become angry or distressed. •(dialect, no longer used) To close, to shut; to enclose, to hedge or fence in.Hie tho' off […] or th' dur may be teen'd. — 1874 adjective1 •Of or having to do with teenagers; teenage formsteened · teening · teens