burr
bur
- n seed vessel having hooks or prickles
- n rough projection left on a workpiece after drilling or cutting
- n United States politician who served as vice president under Jefferson; he mortally wounded his political rival Alexander Hamilton in a duel and fled south (1756-1836)
- n rotary file for smoothing rough edges left on a workpiece
- n small bit used in dentistry or surgery
- v remove the burrs from
- Little Finland has been a burr in a bear's paw.
- X-rays showed the burr in the lower lobe of his lung.