Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
rock drill | Yes | No | No | No |
star drill | Yes | No | No | No |
rock drill (noun) | star drill (noun) |
---|---|
a drill for penetrating rock | 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 |