hardiest

Adjective

hardy (comparative hardier, superlative hardiest)

1. Having rugged physical strength; inured to fatigue or hardships.
   • It is an useful sort of the smaller kind of hogs, that is hardy in its nature and of considerable weight in proportion to its size.1824, R. W. Dickson, “Hogs or Swine § Swing-tailed Breed or Sort”, in A Complete System of Improved Live Stock and Cattle Management; […] , volume 2, London, →OCLC, page 287

   Synonyms:

   hearty, robust, rugged, strong

2. Able to survive adverse growing conditions, especially frost.
   • A hardy plant is one that can withstand the extremes of climate, such as frost.

   Synonyms:

   hearty, robust, rugged, strong

   Antonyms:

   tender

3. Brave and resolute.
   • But he was not ſo hardy to abide
     That bitter ſtownd, but turning quicke aſide
     His light-foot beaſt, fled faſt away for feare:1590, Edmund Spenser, “Book I, Canto IX”, in The Faerie Queene. […], London: […] [John Wolfe] for William Ponsonbie, →OCLC, page 354
4. Impudent.

See all 22 meanings of hardy