1. Of or relating to vehicles with two wheels
   "a two-wheeled cart"
   - two-wheel

See also: wheel

• hard-wearing
• hard-won
• hardback
• hardbacked
• hardbake
• hardball
• hardboard
• hardbound
• hardcore
• hardcover
• harden
• Hardenbergia
• Hardenbergia comnptoniana
• hardened
• hardener
• hardening
• hardening of the arteries
• hardfisted
• hardhead
• hardheaded
• hardheads
• hardhearted
• hardheartedness
• hardihood
• hardily