What is the meaning of drill in?

verb

WordNet 3.0 © 2006 by Princeton University
10
 
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APAWordNet. (2010). drill in. Retrieved September 20, 2026, from http://smartdefine.org/drill_in/definitions/1271445
ChicagoWordNet. 2010. "drill in" http://smartdefine.org/drill_in/definitions/1271445 (accessed September 20, 2026).
HarvardWordNet 2010, drill in, Smart Define, viewed 20 September, 2026, <http://smartdefine.org/drill_in/definitions/1271445>.
MLAWordNet. "drill in" 23 October 2010. Web. 20 September 2026. <http://smartdefine.org/drill_in/definitions/1271445>