auger
/ˈɔːɡə
/noun
1A tool resembling a large corkscrew, for boring holes in wood.This boring article presents a few of the many interesting variants in wood boring augers and twist bits....
- A spoon auger used to bore holes into wood.
- A common method was to bore a hole in the barrel using any of a variety of bung borers, boring taps, augers, tapered reamers, and the like.
1.1A large tool similar to an auger, used for boring holes in the ground.We use the auger to drill holes, the sweeper to sweep the parking lot, the hammer to bust concrete....
- I carefully drill 16-inch - to 18-inch-deep holes with a 2-inch diameter soil auger.
- Samples of clay from the auger holes were tested for moisture content but did not indicate any exceptional level of desiccation.
2 (also auger shell) A marine mollusc of warm seas with a slender tapering spiral shell.
- Terebra and other genera, family Terebridae, class Gastropoda.
Usage
See augur (usage)
Origin
Old English nafogār, from nafu (see nave2) + gār 'piercer'. The n was lost by wrong division of a nauger; compare with adder1 and apron.