1. A drill for penetrating rock
   - bore bit, borer, rock drill

Derived forms: stone drills

Type of: drill

• hoopla
• hoopoe
• hoopoo
• hoops
• hoopskirt
• hooptie
• hoorah
• hooray
• Hooray Henry
• hoosegow
• hoosgow
• Hoosier
• Hoosier State
• hoot
• hoot owl
• hootch
• hootenanny
• hooter
• hooved
• hoover
• Hoover Dam
• hop
• hop clover
• hop field
• hop garden