1. hard put facing or experiencing financial trouble or difficulty
  2. heartbeat the rhythmic contraction and expansion of the arteries with each beat of the heart
  3. hard hat a lightweight protective helmet worn by construction workers
  4. hard up not having enough money to pay for necessities
  5. hardpan crust or layer of hard subsoil encrusted with calcium-carbonate occurring in arid or semiarid regions
  6. hardbound having a hard back or cover
  7. hard palate the bony part of the roof of the mouth
  8. hardened converted to solid form (as concrete)
  9. hardwood the wood of broad-leaved dicotyledonous trees
  10. hardball baseball as distinguished from softball
  11. hardback having a hard back or cover
  12. hornpout catfish common in eastern United States
  13. hardbake a British sweet made with molasses and butter and almonds
  14. hardtop a car that resembles a convertible but has a fixed rigid top
  15. hardboard a cheap hard material made from wood chips that are pressed together and bound with synthetic resin
  16. hard wheat wheat with hard dark-colored kernels high in gluten and used for bread and pasta; grown especially in southern Russia, North Africa, and northern central North America
  17. hard-bitten tough and callous by virtue of experience
  18. hard right the extreme right wing
  19. hardihood the trait of being willing to undertake things that involve risk or danger
  20. hartebeest a large African antelope with lyre-shaped horns that curve backward