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hammer drill

British  

noun

  1. a rock drill operated by compressed air in which the boring bit is not attached to the reciprocating piston

  2. an electric hand drill providing hammering in addition to rotating action

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

It’s the Hilti TE 4-22 cordless rotary hammer drill.

From Los Angeles Times • Sep. 1, 2025

You can make faster work of this if you have a rotary hammer drill equipped with a chipping tip.

From Seattle Times • Aug. 10, 2021

He carried about 50 pounds of gear, including a hulking battery-powered hammer drill to set bolts into the rock and about 500 feet of rope.

From New York Times • Dec. 8, 2018

These bits bore even faster if the drill is a hammer drill.

From Washington Post

My cousin Addison had also brought a hammer, drill and "spoon."

From A Busy Year at the Old Squire's by Stephens, C. A. (Charles Asbury)