advanced in growth: a grown boy.
arrived at full growth or maturity; adult: a grown man.


past participle of grow.

Related formshalf-grown, adjectiveun·grown, adjective
Can be confusedgroan grown (see synonym study at groan) Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for half-grown

Historical Examples of half-grown

  • Who cared what three half-grown boys did, while the elders were busy with their Mysteries.

    The Trail Book

    Mary Austin

  • This one he's givin' me ain't a whole dog, you see; just a half-grown pup.

    The Woman-Haters

    Joseph C. Lincoln

  • It looked like a half-grown bedstead, the colour very pretty.

  • Such things cannot be told to a child, nor to a half-grown girl.

  • In all there were some thirty or forty men, with a proportion of half-grown boys.

    The Quadroon

    Mayne Reid

British Dictionary definitions for half-grown



not yet fully grown



  1. developed or advancedfully grown
  2. (in combination)half-grown
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for half-grown



late 14c., past participle adjective from grow (v.).

Online Etymology Dictionary, © 2010 Douglas Harper