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screw auger

American  

noun

  1. an auger having a helical outer surface suggesting a screw thread.

Etymology

Origin of screw auger

An Americanism dating back to 1785–95

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.

A screw auger has a twisted blade, by the spiral groove of which the chips are discharge.

From Project Gutenberg

Fortunately I had purchased at Khartoum an English screw auger 1 1/4 inch in diameter, and this tool I had brought with me, foreseeing some difficulties in boating arrangements.

From Project Gutenberg

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.