hardy

from The Century Dictionary.

• To become hardy, daring, or audacious.
• Bold; intrepid; daring; confident; audacious.
• Requiring or imparting courage, vigor, and endurance; that must be done boldly or energetically: as, a hardy exploit; hardy occupations.
• Strong; enduring; capable of resisting fatigue, hardship, or exposure: as, a hardy peasant; a hardy plant.
• Synonyms Stout-hearted, courageous, valiant, daring. See note under hardihood.
• Hale, robust, sturdy, tough.
• noun In blacksmithing, a chisel or fuller having a square shank for insertion into a square hole in an anvil.

from the GNU version of the Collaborative International Dictionary of English.

• noun A blacksmith's fuller or chisel, having a square shank for insertion into a square hole in an anvil, called the hardy hole.
• adjective Bold; brave; stout; daring; resolute; intrepid.
• adjective Confident; full of assurance; in a bad sense, morally hardened; shameless.
• adjective Strong; firm; compact.
• adjective Inured to fatigue or hardships; strong; capable of endurance
• adjective Able to withstand the cold of winter.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• adjective Having rugged physical strength; inured to fatigue or hardships. A hardy plant is one that can withstand the extremes of climate, such as frost.
• noun A blacksmith's fuller or chisel, having a square shank for insertion into a square hole in an anvil, called the hardy hole.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• adjective able to survive under unfavorable weather conditions
• adjective having rugged physical strength; inured to fatigue or hardships
• adjective invulnerable to fear or intimidation
• noun United States slapstick comedian who played the pompous and overbearing member of the Laurel and Hardy duo who made many films (1892-1957)
• noun English novelist and poet (1840-1928)