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[duhb-uh l-doo-tee, -dyoo-] /ˈdʌb əlˈdu ti, -ˈdyu-/
designed to fill two functions:
double-duty tools. Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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Examples from the Web for double duty
Contemporary Examples
Historical Examples
  • But, since the gal ain't got no mother, I've got t' do double duty.

    Janet of the Dunes

    Harriet T. Comstock
  • This double weakness lays on those who surround them a double duty.

  • Machines, cooking apparatus, maps and blackboard all do double duty.

    The New Education Scott Nearing
  • He is often not satisfied with one meaning from a word, but will make it do double duty.


    Sir Walter Alexander Raleigh
  • Both were worn out with double duty and got to bed as quickly as possible.

    Ralph on the Engine Allen Chapman
  • The hose was carried to land, and this time the pump did double duty.

    Third Warning Roy J. Snell
Idioms and Phrases with double duty

double duty

Fulfilling two functions at the same time, as in Our pickup truck does double duty, since it is used for the business and for family outings.
The American Heritage® Idioms Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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