Meaning of subteen

sub•teen

Pronunciation: (sub'tēn'), [key]
— n.
  1. a young person approaching the teens or adolescence.
  2. a range of even-numbered garment sizes, chiefly from 6 to 14, designed for girls under 13.
—adj.
  1. of, pertaining to, or designed for subteens: subteen clothes.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.