noun
- a tool or apparatus for boring holes in wood, metal, stone, teeth, etc.
- the sound of drilling or boring
- ☆ any of various genera of snails, esp. a saltwater species (Urosalpinx cinerea), that bores through the shells of oysters and other shellfish and consumes their flesh
- military or physical training, esp. of a group, as in marching, the manual of arms, or gymnastic exercises
- a single exercise in such training
- the process of training or teaching by the continued repetition of an exercise
- a single exercise in such training or teaching
- the method or style of drilling
- Informal the accepted or usual way of doing something
Origin:
Du dril < drillen, to bore, ult. < IE base *ter, to rub (esp. with turning motion) > throw