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drilling

1 American  
[dril-ing] / ˈdrɪl ɪŋ /

noun

  1. the act of a person or thing that drills. drill.

drilling 2 American  
[dril-ing] / ˈdrɪl ɪŋ /

noun

  1. drill.

Etymology

Origin of drilling1

First recorded in 1615–25; drill 1 + -ing 1

Origin of drilling2

1630–40; alteration of German Drillich, itself alteration of Latin trilīx triple-twilled ( German dri- three- replacing Latin tri- )

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.