Meaning of second-generation

sec•ond-gen•er•a•tion

Pronunciation: (sek'und-jen"u-rā'shun), [key]
—adj.
  1. being the second generation of a family to be born in a particular country: the oldest son of second-generation Americans.
  2. being the native-born child of naturalized parents.
  3. being a revised or improved version of a product, system, service, etc.: Production has been increased with second-generation robots.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.