1. In a manner that jars and irritates
   "the piano was jarringly out of tune"

See also: jarring

• hard drive
• hard drug
• hard feelings
• hard fern
• hard hat
• hard knocks
• hard lead
• hard liquor
• hard news
• hard palate
• hard put
• hard right
• hard rock
• hard roe
• hard roll
• hard rubber
• hard rush
• hard sauce
• hard sell
• hard shoulder
• hard solder
• hard steel
• hard surface
• hard tick
• hard time