Meaning

2 senses
  1. (not comparable)Fully developed; adult.

    (of animals) fully developed

  2. (not comparable)Fully developed in a broader sense; complete, at one’s height.

    Near-synonyms: full-fledged, full-blown, full-bore, full-on

Origin

From Middle English *fulgrowen, fulgrowe, ful growe, equivalent to full + grown. Compare M

From Middle English *fulgrowen, fulgrowe, ful growe, equivalent to full + grown. Compare Middle English fulwaxen, fullwaxen (“full-grown”), from Old English fullweaxen (“full-grown”).

Wiktionary, CC BY-SA 4.0 · source

full-grown — meaning, examples, forms, synonyms | Krumeto