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definitions

dup

[ duhp ]
/ dʌp /
|

verb (used with object), dupped, dup·ping. Archaic.

to open.

Nearby words

  1. duomo,
  2. duopoly,
  3. duopsony,
  4. duotone,
  5. duotype,
  6. dup.,
  7. duparc,
  8. dupatta,
  9. dupe,
  10. dupery

Origin of dup

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

dup.

duplicate.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for dup

  • He wriggled round so that he faced forward, reached out gleefully, caught the front fetlocks, and cried "Dup!"

    Flying U Ranch|B. M. Bower
British Dictionary definitions for dup

dup

/ (dʌp) /

verb dups, dupping or dupped

(tr) archaic, or dialect to open

Word Origin for dup

C16: contraction of do 1 + up
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