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dup

[ duhp ]
/ dʌp /
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verb (used with object), dupped, dup·ping.Archaic.
to open.
QUIZ
THINGAMABOB OR THINGUMMY: CAN YOU DISTINGUISH BETWEEN THE US AND UK TERMS IN THIS QUIZ?
Do you know the difference between everyday US and UK terminology? Test yourself with this quiz on words that differ across the Atlantic.
Question 1 of 7
In the UK, COTTON CANDY is more commonly known as…
candystring
candyfloss
candypuff
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Origin of dup

1540–50; contraction of do1 + up; cf. doff, don2

Other definitions for dup (2 of 2)

dup.
abbreviation
duplicate.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

British Dictionary definitions for dup (1 of 2)

dup
/ (dʌp) /
verb dups, dupping or dupped
(tr) archaic, or dialect to open

Word Origin for dup

C16: contraction of do 1 + up

British Dictionary definitions for dup (2 of 2)

D up
verb (adverb)
Australian sport
  1. to set up a defence
  2. to mark an opponent
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
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