- 1 [transitive, intransitive] to make a hole in something, using a drill drill something Drill a series of holes in the frame. drill (for something) They're drilling for oil off the Irish coast. drill (through something) He drilled through the wall by mistake.
- 2[transitive] to teach someone to do something by making them repeat it a lot of times drill somebody to do something The children were drilled to leave the classroom quickly when the fire bell rang. drill somebody (in something) a well-drilled team
- 3[transitive] drill somebody to train soldiers to perform military actions The soldiers were being drilled outside the barracks. Phrasal Verbsdrill downdrill something into somebody
NAmE//drɪl//Verb Forms present simple I / you / we / they drill
he / she / it drills
past simple drilled
-ing form drilling