Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun star_drill

1 sense of star drill

Sense 1
star drill -- (a steel rock drill with a star-shaped point that is used for making holes in stones or masonry; it is operated by hitting the end with a hammer while rotating it between blows)
       => bore bit, borer, rock drill, stone drill -- (a drill for penetrating rock)