Meanings
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1
adj
Fully developed in a broader sense; complete, at one’s height.
Near-synonyms: full-fledged, full-blown, full-bore, full-on.
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2
adj
(of animals) fully developed
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3
adj
Fully developed; adult.
Thesaurus
Etymology
From Middle English *fulgrowen, fulgrowe, ful growe, equivalent to full + grown. Compare Middle English fulwaxen, fullwaxen (“full-grown”), from Old English fullweaxen (“full-grown”).