Hard or Hardness may refer to:
- Hardness, resistance of physical materials to change under force
- Hard water, water with a high mineral content
- NP-hard, a term used in Computational complexity theory
- Hard, Austria, a town in Austria
- Hard (Zurich), a quarter in Zürich
- Hard (tennis), a type of tennis court
- Hard (music festival), concerts and live events
- Hard, or hard-on, a slang term for an erection
- Hard (nautical), a firm or paved beach or slope convenient for hauling vessels out of the water
- Hard (surname)
- Hayward Area Recreation and Park District, abbreviated H.A.R.D.
Read more about Hard: Music
Famous quotes containing the word hard:
“I think my wife ... is sure of my loyalty.... She knows how hard I work. She knows how tired I am every night. She knows I have fifty or sixty reporters watching me day and night.”
—Jimmy Carter (James Earl Carter, Jr.)
“Yes, it’s hard to write, but it’s harder not to.”
—Carl Van Doren (1885–1950)
“My Phillis hath prime-feathered flowers
That smile when she treads on them;
And Phillis hath a gallant flock
That leaps since she doth own them.
But Phillis hath so hard a heart—”
—Thomas Lodge (1558?–1625)