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definitions

harden off

verb

(adverb) to accustom (a cultivated plant) or (of such a plant) to become accustomed to outdoor conditions by repeated exposure

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Nearby words

  1. hardbound,
  2. hardcore,
  3. hardcover,
  4. hardecanute,
  5. harden,
  6. harden one's heart,
  7. harden up,
  8. hardenberg,
  9. hardenberg, friedrich von,
  10. hardenbergia
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